二、选用括号内适当的单词填空
1. Are you sure
that
(if/that/how) you can finish the job on time by yourself?
2. People often wonder
why
(why/that/where) many wild animals are in danger.
3. Citizens in this neighbourhood were arguing
whether
(when/how/whether) a new charging station (充电站) should be built or not.
4. Have you found out
when
(that/when/how) the school art show will be open to the public?
5. We are surprised
that
(that/how/if) such a little boy can speak three foreign languages so well.
6. I really want to know
who
(who/which/where) we should ask for help when we are in trouble.
7. I can't imagine
how
(when/how/whether) the ancient bridge was built hundreds of years ago.
8. I doubt
if
(if/that/where) Father will have time to see a film with me. If he does, I will book two tickets online.
9. He doesn't remember
where
(if/how/where) he put his English notebook after finishing his homework yesterday.
10. Could you tell me
what
(that/what/whether) made him change his mind suddenly?
解析：
【分析】本题考查宾语从句引导词的选择，需结合句子语境、从句所缺成分及固定搭配判断合适的引导词：that无实际意义，仅起连接作用，从句为陈述事实且不缺成分时使用；why表原因；whether表“是否”，常与or not连用；when表时间；how表方式；who指人；what在从句中作主语、宾语等成分。接下来逐个分析小题语境：
【解析】
1. 句中sure后接陈述事实的宾语从句，从句不缺成分，故选用that。
2. wonder后需表达“原因”的引导词，故选用why。
3. 从句后有or not，与whether构成固定搭配表“是否”，故选用whether。
4. 询问学校艺术展开放的时间，需表时间的引导词，故选用when。
5. surprised后接陈述事实的宾语从句，从句不缺成分，故选用that。
6. ask for help的对象是人，需选用指人的引导词，故选用who。
7. 询问古代桥梁建造的方式，需表方式的引导词，故选用how。
8. doubt后表达“是否有时间”的含义，需表“是否”的引导词，故选用if。
9. 询问英语笔记本放置的地点，需表地点的引导词，故选用where。
10. 从句中缺少主语且指代事物，故选用what。
【答案】二、1. that 2. why 3. whether 4. when 5. that
6. who 7. how 8. if 9. where 10. what
【知识点】宾语从句引导词辨析
【点评】本题围绕宾语从句引导词的选择展开，需结合语境、从句成分及固定搭配判断，是初中英语的基础考点，难度适中。
【难度系数】0.6
