The air pollution can _______ by waste gases of cars. A. cause
题型:同步题难度:来源:
The air pollution can _______ by waste gases of cars. |
A. cause B. caused C. is caused D. be caused |
答案
举一反三
基本语法。 1.These toys _____ _____ (make) of metal. 2. Our house _____ _____ (build) in 1995. 3. The telephone _____ _____ (invent) by Alexander Graham Bell in 1876. 4. He _____ _____ (know) to be a great hero. 5. The next boy _____ _____ _____ (ask) to answer another question. |
基本语法。 |
1. We must protect the water here from____ (pollute). 2. The outside of the earth (make) up of many different plates. 3. Two (three) of the students are girls in our class. 4. People standing on the top of the high mountain breathe much (hard) than the people at the foot of the mountain. 5. These unwanted things should (take) away at once. |
用所给动词的适当形式填空。 |
1. This road (break) down by the flood all the time. 2. We _ (teach) how to do experiment in the lab yesterday, 3. A supermarket (build) near our building next year. 4. These flowers____ (should water). look! The soil under them is almost dry. 5. These used books____ (can reuse) by those new students. 6. Those dangerous houses _ (may damage) once again by the aftershock(余震). |
Our classroom must___ _ every afternoon. |
[ ] |
A. clean B. cleans C. cleaned D. be cleaned |
句型转换。 1. They make these watches in Shanghai. (改为被动语态) These watches _____ Shanghai. 2. This tree can be moved to another place.(改为一般疑问句) _____this tree ________to another place? 3. These rooms were decorated by a few hoys yesterday morning.(用tomorrow改写句子) These rooms____ __ _ by a few boys______ . 4. These newspapers you have read should be throw way.(改为否定句) These newspapers you have read____ away. 5. The robot was improved by a young man last month.(改为主动语态) A young man _______ _____ _____ last month. |
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