Question

His brother wants ________ the school volunteer project.

1. A.
   to take part in
2. B.
   going in
3. C.
   joining
4. D.
   to join

Answer 1

D
want后面接动词不定式；join和take part in都有“参加，加入”之意，但join指参加“某一组织”或“某些人”之中，后面不加任何介词；take part in指参加“某一活动”。