1whether + Noun Clause (whether 引导的从句，陈述语序)
2if + Noun Clause (if 引导的从句，陈述语序)
3where + Noun Clause (where 引导的从句，陈述语序)
4what + Noun Clause (what 引导的从句，陈述语序)
5when + Noun Clause (when 引导的从句，陈述语序)
6how + adverb + Noun Clause (how well 引导程度从句)
7how + adverb + Noun Clause (how quickly 引导程度从句)
8how + adverb + Noun Clause (how calmly 引导程度从句)
9how + adverb + Noun Clause (how fluently 引导程度从句)
10not sure + what + Noun Clause
11depends on + when + Noun Clause
12depends on + whether + Noun Clause
13not certain + whether + Noun Clause
14not sure + when + Noun Clause
15Could you tell me + where + Noun Clause
16Do you know + how + to-infinitive
17Could you + verb + how + Noun Clause
18Statement order in embedded question (not inverted)
19wh-word + to-infinitive
20wh-word + to-infinitive (which courses to take)
21wh-word + to-infinitive (how to plan)
22Preposition + what + Noun Clause
23depends on + how + Noun Clause