Claire had her luggage __________ an hour before her plane left.
| A．check | B．checking | C．to check | D．checked |
The problem lies ___ she knows little English.
| A．that | B．in the fact | C．in fact that | D．in the fact that |
.She said ___ she ate little and ___ she was not hungry.
| A．that…/ | B．/…./ | C．/…that | D．it….that. |
I found ____ strange ____ she had not come yet.
A.it….that B that…that C.this…./ D.it…./
___ he will come is certain.
| A．What | B．That | C．Whether | D．If |
Is this the factory ___ you visited last year?
| A．the one | B．where | C．that | D．which |