You can certainly leave the classroom as soon as your homework__________.A.has
题型:不详难度:来源:
You can certainly leave the classroom as soon as your homework__________.A.has done | B.has been done | C.will be done | D.will have been done |
|
答案
B |
解析
在时间状语从句中可以用现在完成时表示将来,强调从句的动作发生在主句谓语所表示动作之前。 |
举一反三
—Did you telephone the manager’s office? —Yes,he__________back before 9 o’clock this morning.A.expects | B.is expected | C.expected | D.was expected |
|
—Would you like to tell me what our teacher said just now? —She said that light__________faster than sound.A.travels | B.traveled | C.would travel | D.was traveling |
|
—Has William finished writing his graduation paper yet? —I don’t know exactly,but he __________all day.A.is writing | B.has been writing | C.was writing | D.wrote |
|
When you come into the exhibition hall,you can see a large board with a notice on it,saying visitors__________not to touch the exhibits.A.will request | B.request | C.are requesting | D.are requested |
|
SARS__________ in Hong Kong in the winter of 2002.A.was broken out | B.was broke out | C.broke out | D.was breaking out |
|
最新试题
热门考点