My roses grow well as long __________ they have just enough water and plenty of plant food.
（A）as
（B）so
（C）since
（D）for
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更多大学英语选择题200道试题
- 1The officials in the _______ at the London Heathrow Airport were very polite.
- 2_____________ he works hard, I don't mind when he finishes the experiment.
- 3They were under the _________ that the company was doing well, but in fact it was in serious trouble.
- 4After several days of heavy rain the roof __________ with a loud noise, crashing onto the ground.
- 5Do you know who is the chairperson of the conference now in ____________
