【題目】The plants must________ every three days, or they will fail to grow.

A. water B. watering C. be watered D. watered

【答案】C

【解析】句意:這些植物必須每三天澆一次水,否則它們就不能生長?疾楸粍诱Z態(tài)。must一定,情態(tài)動詞后接原形動詞。plants是動詞water(澆水)的受動者,需用被動語態(tài),即“be+過去分詞”結構。根據(jù)句意結構和語境,可知選C。

練習冊系列答案
相關習題

科目:初中英語 來源: 題型:

【題目】We must do everything we can ______waste water from running into rivers .

A. prevent B. prevented C. preventing D. to prevent

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】We had better send for a doctor.(找出謂語中心詞)

A. We B. had C. send D. doctor

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】—I ________ you at seven and you didn’t pick up.

—I was taking a shower at that time.

A. call B. called C. am calling D. have called

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】—________I finish my homework today, mom?

—No, you _________. You can do it tomorrow.

A.Can; needn’tB.Must; needn’tC.Must;mustn’t

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】You’d better read the ____ first before you use the camera.

A. websites B. expressions C. instructions D. advertsements

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】Paper making began in China and from here it________to North Africa and Europe.

A. repeated B. created

C. carried D. spread

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】Sometimes it rains in Xiamen in summer.

A.hardlyB.heavilyC.strongly

查看答案和解析>>

科目:初中英語 來源: 題型:

【題目】My grandpa is 68 years old and he likes in the morning.

A.runB.runsC.ranD.running

查看答案和解析>>

同步練習冊答案