Do you still remember the year _________ China became a member of WTO?
| A．that | B．which | C．when | D．what |
________ this way can we smooth the difficulty we are faced with now.
| A．Just in | B．After in | C．Just by | D．Only in |
There are eight tips in Dr.Roger's lecture on sleep，and one of them is：________ to bed early unless you think it is necessary.
| A．doesn't go | B．not to go |
| C．not going | D．don't go |
Not until I read your letter ________ the true state of the affairs.
| A．did I understand | B．had I understood |
| C．I understood | D．I had understood |
________ going to the program If You Are the One，she knew she had to be there or her mother would be unhappy.
| A．Although much she disliked |
| B．Much although she disliked |
| C．As she disliked much |
| D．Much as she disliked |
—Mary，turn the heat down，________ burn.
—OK.Mum.
| A．the cake will | B．or the cake will |
| C．will the cake | D．and the cake will |