从各题所给A、B、C三个选项中，找出和画线部分意思相同或相近并能替换画线部分的选项。

题目内容：

从各题所给A、B、C三个选项中，找出和画线部分意思相同或相近并能替换画线部分的选项。 1. He worked out the math problem in the end. A. at last

B. at the end

C. final 2. Please give up smoking. A. stop to smoke

B. stop smoking

C. go on smoking 3. If he is tired, he can stay at home and relax himself.A. drink some water

B. have a rest

C. work on 4. We should do our best to improve the environment. A. keep the environment

B. make the environment worse

C. make the environment better 5. The Smiths will return home next week. A. give back

B. get back to

C. get back

最佳答案：

1-5 ABBCC

答案解析：

该题暂无解析

考点核心：

根据最新人教版版和牛津版的初中英语教材的词汇量，一个水平较高的初中毕业生的词汇量应在2400左右。初中的单词和词组词汇量要求数量会不断增长。