English Grammar Auxiliary Verbs

Choose the right word for each blank.

1) She                      (can, could, may, might, must) have Practice English dialogues aboutd a lot. Her performance was amazing.
2) I can't find my watch anywhere. I                      (can, could, may, might, must) have lost it.
3) Professor,                      (can, could, may, might, must) I ask a question?
4)                      (can, could, may, might, must) you please lower your voice?
5) You                      (can, could, may, might, must) be kidding! How is that possible?
6) I                      (can, could, may, might, must) speak both English and Chinese fluently.

Answers

1) must
2) might
3) may
4) could
5) must
6) can

 1) I                     leave now. It is too late.
 2) You                     have seen him. His dance was amazing.
 3)                     we have lunch together?
 4) I                     like a cup of tea, please.
 5)                     we read the email?

Answers

1) should
2) should
3) Shall
4) would
5) Should