SOS~10道改错题,急~(2)

SOS~10道改错题,急~(2)
11.People(A) around world(B) are much concerned(C) with(D) the situation in Iraq.
12.When we were(A) having breakfast(B), We looked at the handsome boy(C) who was playing piano(D).
13.Students are very enthusiastic(A) in applying for(B) this job, but I don’t think that(C) I need any other students(D).
14.He threw away(A) all the pictures(B) of us, that(C) upsets(D) me a lot.
15.All what(A) needs to be done(B) is to find out(C) who(D) is behind the murder.
16.I don’t think that(A) he is enough old(B) to operate this machine(C) alone(D).
17.No sooner(A) did I get(B) into the shower than(C) the phone rang(D).
18.This is so(A) important information that(B) we need to send the message to(C) the headquarters(D) immediately.
19.The weeping boy(A) looks so poor and pathetic and(B) people all feel sympathized with him and leave(C) him some coins to have a meal(D).
20.A child(A) as(B) he is, he is smarter than many people much older(C) than him and makes much money from you(D).