Some birds fly in winter and some stay in the north.
| A．south | B．the south | C．in the south | D．to south |
That boy spent much time _____ computer games.
A play B playing C played D to play
I am too tired. I _____ my homework all morning.
A have been doing B did C do D have done
_____ we know, Mr. Black is an expert on language teaching.
A As B That C Which D What
–You are twenty minutes late.
--Sorry, my car _____ on my way here.
A broke up B broke off
C broke away D broke down
This milk doesn’t taste _____ this morning.
A well B nicelyC good D lovely