24.If he wants to be a great baseball player,the first thing he should do is _____his skills. (A)rea
25.Japan made a(n)______to korea aimed at increasing trade between the two countries. (A)dissent (B)
26.This mission is pretty tedious.I would like to_____as soon as possible.(A) think it over (B)begin
28.The convenience store’s ______tape enabled the police to catch the robber in a hour.(A)souvenir (
30.There is a lot of ____between the host and audience in TV call in shows.(A)do’s and don’t’s (B)p’
32.The seven-year-old boy was not allowed to run in the marathon because ______in the race were reqi
33.Anne could tell the new student was from France because she spoke English with a(n)______.(A)inte
35.Everything he ______ away from him before he returned to his hometown. (A) took (B) had been take
36.Before he went abroad, he spent as much time as he _____ English. (A) could learning (B) learned(
37.You can never imagine what great difficulty I have ______ your house. (A) found (B) finding(C) to
40.The person we talked about ______ our school last week. (A) visiting (B) will visit(C) visited(D)
41.The man whose songs we are fond of ______ in our city next week. (A) singing (B) to sing (C) will
43. ______ in thought, he almost ran into the car in front of him. (A) Losing(B) Having lost(C) Lost
44.The research is so designed that once ______ nothing can be done to change it. (A) begins(B) havi