If Harry did not attend the conference last night, he________too much work to do.
| A．had to have had |
| B．had had |
| C．must have had |
| D．must have |
They ‘ll have other meetings like this in the weeks ________.
| A．following | B．to follow | C．followed | D．will follow |
Not a single mistake _______ in the last test.
| A．she made | B．made she | C．did she make | D．she did make |
--- Jack will be admitted into a key university, according to his study.
---- ________, and ______.
| A．So he will; so you will | B．So he will; so will you |
| C．So will he; so will you | D．So will he; so you will |
So difficult ______ it to work with him in the same company that I determined to find another job.
| A．I have felt | B．have I felt | C．I did feel | D．did I feel |
Only when you have finished your homework ______ go home.
| A．can you | B．would you | C．you will | D．you can |