He has made another wonderful discovery, () of great importance to science and man.
A: which I think is
B: which I think it is
C: of which I think it is
D: I think which is
A: which I think is
B: which I think it is
C: of which I think it is
D: I think which is
举一反三
- He has made a discovery, _____ of great importance to the progress of science and technology. A: I think which B: that I think is C: which I think is D: which I think it is
- I think that ________he said is right. A: all what B: all that C: which D: all which
- I think （） he said is right. A: who B: what C: that D: which
- Which one is the appropriate expression to replace “I think”?
- —Which module is the most difficult in this book?— I think _____ module._