(每题1分,共5分)
根据首字母及汉语提示,完成下列单词的拼写,使句意明确,语言通顺。
You’d better r (休息) your eyes every half an hour.
Zhang Ziyi is famous both at home and a (在国外).
The Internet has become a u (有用的) tool for us.
After lunch, he c (继续) with his homework.
I looked around and then r (意识到) that there must be someone in the classroom.