As she’s not here, I suppose she _____ home.
| A．must go | B．must have gone |
| C．might go | D．might be going |
The father as well as his three children _____ skating on the frozen river every Sunday afternoon in winter.
| A．is going | B．go | C．goes | D．are going |
was most important to her, she
told me, was her family.
| A．It | B．This | C．What | D．As |
According to a recent U.S. survey, children spent up to 25 hours a week ______ TV.
| A．to watch | B．to watching | C．watching | D．watch |
Progress so far has been very good. ______, we are sure that the project will be completed on time.
| A．However | B．Otherwise | C．Therefore | D．Besides |
Eugene’s never willing to alter any of his opinions. It’s no use ______ with him.
| A．to argue | B．arguing | C．argued | D．having argued |