Question

I _________ of your trying to earn some money, but please don’t neglect your studies．

1. A.
   permit
2. B.
   promise
3. C.
   agree
4. D.
   approve

Answer 1

D
解析：
句意：我同意你去挣一些钱，可是请不要误了功课。只有approve后接of sb．‘s doing。