I really don’t know _____ to thank you.
A: What
B: where
C: How
D: which
A: What
B: where
C: How
D: which
举一反三
- I really don't know _____ to thank you. A: who B: why C: what D: how
- A : I really don't know how to thank you .B : ______________________ A: It's most kind of you. B: I'm most grateful. C: Thank you. D: I'm glad I was able to help.
- A: I really don't know how to thank you.B: _______________. A: I was glad to help B: you are welcome C: I'm sorry D: It's so kind of you
- I really don’t know __________. A: what to do B: how to do C: what to do it D: to do what
- I really don't know ______ about it. A: what to do B: how to do C: to do what