We can’t go swimming ________ our parents are with us.
| A． |
if |
B． |
when |
C． |
unless |
Lily thinks playing_________ piano is exciting, she often plays it in her free time.
A. a B. the C. /
I ________ play computer games, but now I don’t like it.
A. use to B. am used to C used to
She is fond of ________. She cooks for her family everyday.
A. cooking B. cook C. cooks
－Where are the boys of Class Five?
－I saw them _________basketball on the playground.
A. played B .playing C. to play
－Must I take part in the activity?
－No, you _________.
A. mustn’t B. don’t C. don’t have to