—Where are the twins？
—I saw them________soccer when I walked past the playground just now．
A．to play B．plays C．playing D．to playing
—________？
—He has a cold and has a fever．
A．How are you
B．What can I do for you
C．What’s the matter with him
D．How does he like it
用括号内单词的适当形式完成句子
We should help the person in________(trouble)．
At last they all agreed________one million to the charity．
A．give B．to give C．giving D．to giving
令她惊讶的是，她的朋友都要来参加她的生日聚会。
________ ________ ________，all of her friends will come to her birthday party．
Seeing their teacher________into the classroom，they stopped________at once．
A．walk；to talk
B．entering；to speak
C．enter；to tell
D．walking；talking
