问题

I wish to thank Professor Smith, without ______ help I would never have got this far.

A:who
B:whose
C:whom
D:which

正确答案是：

同类题型

When you finish reading this book, you will have_______ better understanding of_______ life.

We should ______ “thank you” when someone lends（借给） something to us.

Where is your father— He ____to Shanghai. He’ll be back next week.

My schedule is very _____ right now, but I’ll try to fit you in. [ ]

Don’t ______ the window. Listen to me carefully.