I don’t know ____ Jane was late for school this morning.
A: who
B: what
C: whom
D: why
A: who
B: what
C: whom
D: why
举一反三
- I don't know（）it was that answered the phone this morning A: who B: why C: how D: that
- I really don't know _____ to thank you. A: who B: why C: what D: how
- — Michael was late for Mr. Smith’s chemistry class this morning. — ________? As far as I know, he never came late to class. A: So what B: Why not C: Who cares D: How come
- ______ you are late for school? A: Why B: Which C: What D: Who
- A student,______name I don't know, came to see me. A: that B: who C: whose D: whom