. _______ great difficulty I had ________ the robber from breaking in!
| A．How, stop | B．What, to stop | C．How, stopped | D．What a, stopping |
__________ the students, the teacher came into the room smiling.
| A．To follow | B．Follow | C．Following | D．Followed |
.I have told you the truth. ______ I keep repeating it?
A Must B Can C May D Will
Can you think of some cases ________ people can communicate only by means of body language?
| A．that | B．which | C．where | D．when |
.A great number of students said they were forced to practise the piano.
| A．to question | B．to be questioned |
| C．questioned | D．questioning |
I like _____ in spring when everything turns green and active.
| A．one | B．it | C．that | D．this |