1 . A child’s vocabulary ________ through reading.

A．complains

B．survives

C．expands

D．suffers

2 . The office was crowded with people c________ (抱怨) about the washing machines. （根据中英文提示填空）

3 . People_________（抱怨）about how children spend so much time on computer games. （根据汉语提示单词拼写）

4 . There is no point in ________(complain) about it all day. （所给词的适当形式填空）

5 . My sister   ________ （抱怨） that the food is not delicious. (根据汉语提示单词拼写）

6 . In order not to be heard, she pointed her finger upwards to ____ that someone was moving about upstairs.

A．whisper

B．signal

C．declare

D．complain