1.D.neither→either
2.A.was hitting→was hit
3.C.to the manager→the manager
4.C.to don't allow→not to allow
5.C.those ones→these ones
6.C.does,too→doesn't either
7.D.wasn't it→didn't it
8.A.an→a
9.D.many homeworks→many homework
10.A.is→are
11.A.informations→information
12.A.enough intelligent→intelligent enough
13.B.much→many
14.B.since→from
15.A.in→on
16.A.last week a new sports car→a new sports car last week
17.A.didn't send→hadn't sent
18.D.so I am→so am I
19.A.such beautiful→such a beautiful
20.D.use→to use
21.B.interest in→interested in
22.A.are→is
23.B.went→had gone
24.D.since→for
25.B.report→reports
26.D.are→is
27.B.both→bỏ
28.C.was→were
29.B.him→his
30.B.such of a way→such a way that
31.dancer→dancers