So sudden ________ that the enemy had no time to escape.
| A．did the attack | B．the attack did | C．was the attack | D．the attack was |
When I was younger, I’d often go for ________ drive with some friends, purely for ________ enjoyment of it.
| A．a; an | B．/; the | C．the; / | D．a; the |
Don’t always believe him. Sometimes ______ he does is quite different from what he says.
| A．what | B．that | C．how | D．who |
Our teachers often ask us ______ over the answers carefully before handing in our papers.
| A．go | B．going | C．to go | D．gone |
The window ______ by Tom yesterday. Mr. White is repairing it now.
| A．was broken | B．broke | C．is broken | D．breaks |
—Excuse me, Mr. Brown. ______ you speak Chinese?
—Yes, butt only a little.
| A．Shall | B．Must | C．May | D．Can |