40. When I got to the port, they had already got sail for the new world _______ gold.

　　 A. in searching of　　 B. in their search for　　 C. to search of　　　　 D. to search

39. She _______ the English club at an early age.

　　 A. joined in　　　　　 B. took part in　　　　 C. joined　　　　　　 D. attended

38. We often provide our children with toys, footballs or basketballs, _______ that all children like these things.

A. thinking　　　　　　　　　　　　 B. think　　　　　　　　　　　　　　　　　 C. to think　　　　　　　　　　　　　 D. thought

37. -What did your parents think about your decision? -They always let me do _______ I think I should.

　 A. when　　　　　　　　　　　　　　 B. that　　　　　　　　　　　　　　　　　　 C. how　　　　　　　　　　　　　　　　　 D. what