—Was it still there _______ you were away to answer the phone?
—There is no doubt about it.
| A．that | B．which | C．where | D．while |
---What did our teacher do?
---He raised his arm as a(n)for us to stop.
| A．signal | B．advice |
| C．evidence | D．design |
I hope, first of all, that we shall never lose heart in face of failure.
| A．the; a | B．the; the |
| C．不填; 不填 | D．a; 不填 |
The company was named Gates Hall ______ a man named James Gates.
| A．in need of | B．in search of |
| C．with the help of | D．in memory of |
—Who______ it be that is knocking at the door?
—It ______ be Father, but I’m not sure.
| A．can; must | B．can; may |
| C．must; can | D．may; must |
He certainly looked the part all right, he thought as he ______ himself in the mirror.
| A．looked | B．showed |
| C．admired | D．enjoyed |