Articles

Put the verbs in brackets into Future Simple, Future Continuous or Future Perfect Tense.

Future forms

Put the verbs in brackets into Present, Past, Future Simple; Past Continuous or Present Perfect Passive Tense.

Grammar Tests

Test 1

Present Forms 1

Present Forms 2

Past Forms

Test 2

Future Forms

Articles

Countable and Uncountable nouns

Test 3

Degrees of comparison

Conditionals

Infinitive

Test 4

Modals

Emphasis

Passive

Test 5

Sequence of tenses

Reported Speech

Linking words

Test 1

Sir Walter Raleigh /r]:li/ …..(be) an English traveler who …..(live) in England in the days of Queen Elizabeth. He …..(sail) across the seas to America in search of new lands. He ……(bring) to England two very important plants: the tobacco plant and the potato plant.

When he….. (be) in America, he …..(learn) to smoke from the Indians.

When he …..(be) back in England, he …..(sit) one day in his room by the fire smoking a pipe. His old servant who …..(know) nothing about tobacco or smoking, suddenly …..(come) in the room and …..(see) the smoke coming out of his master's mouth. He …..(be) frightened; he …..(think) Sir Raleigh …..(be) on fire. He …..(rush) out of the room,….. (get) some water and …..(throw) it all over his master before Sir Walter …..(can) explain that he simply….. (smoke).

Sir Raleigh….. (bring) the potato to his country because he …..(want) the people …..(learn) how to grow potatoes. He …..(say): "When the harvest …..(be) poor, there …..(be) no broad and we….. (be) all hungry. You …..(be) never hungry if you …..(grow) potatoes." But people …..(not like) potatoes. Nobody …..(want) to eat them because nobody …..(know) how …..(cook) them.

After many years a Frenchman …..(find) the best way of growing and cooking the potato. People …..(begin) …..(eat) potatoes and….. (find) them good. Since that time more and more potatoes …..(be grown) and …..(be eaten) in Europe. The potatoes …..(become) one of the most important and useful vegetables.

Test 2

1. What ….. we (do) to slow global warming?

2. How ….. we (cope) with the changes we've already set into motion?

3. Different communities ….. (make) different decisions about how to put us on a path toward a stable climate.

4. A wholesale commitment to only one practice ….. (mean) inevitable food shortages for a world population expected to exceed 8 billion by the year 2030.

5. Carbon dioxide and other chemicals derived from the use of fossil fuels ……. (change) the pH of rain.

6. There …..(be) an oil shortage because fuel resources have been overexploited for years.

7. Videogames ….. (be) much more absorbing than they are now: you really …….(live) the adventure you are playing.

8. Your shopping ….. (deliver) to your door during the day.

9. Everything you buy ….. (pay) for through a computer.

10. How our lives …….(effect) by advances in medicine?

11. How the problem of pollution ……. (solve)?

Put in a\an, the or nothing in the gaps.

Fireflies

Fireflies are familiar, but …..few realize that these ….. insects are actually beetles, nocturnal members of ….. family Lampyridae. Most fireflies are winged, which distinguishes them from other luminescent insects of ….. same family, commonly known as glowworms.

There are about 2,000 firefly species. These insects live in ….. variety of warm environments, as well as in ….. more temperate regions, and are ….. familiar sight on….. summer evenings. Fireflies love ….. moisture and often live in ….. humid regions of Asia and the Americas. In drier areas, they are found around wet or damp areas that retain ….. moisture.

Everyone knows how fireflies got their name, but many people don't know how ….. insects produce their signature glow. Fireflies have dedicated ….. light organs that are located under their abdomens. ….. insects take in ….. oxygen and, inside special cells, combine it with ….. substance called ….. luciferin to produce ….. light with almost no heat.

Firefly light is usually intermittent, and flashes in….. patterns that are unique to each species. Each blinking pattern is ….. optical signal that helps fireflies find ….. potential mates. Scientists are not sure how ….. insects regulate this process to turn their lights on and off.

Firefly light may also serve as ….. defense mechanism that flashes ….. clear warning of ….. insect's unappetizing taste. ….. fact that even larvae are luminescent lends support to this theory.

Females deposit their eggs in ….. ground, which is where….. larvae develop to ….. adulthood. Underground larvae feed on ….. worms and slugs by injecting them with ….. numbing fluid.

Adults despise such prey and typically feed on ….. nectar or ….. pollen, though some adults do not eat at all.

Дата добавления: 2014-01-04