Ex3. Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
1. At that time he had to work hardly than ever before.
(sai chỗ nào :A.that
B.had
C.hardly
D.ever)
2. The level of environmental polluted in this city must be reduced.
A. of B. city C. reduced D. polluted
3.I will show you how to loading the software.
A. how B. loading C. software D. show
4. The shop is crowding with people at the end of the year.
A. crowding B. the C. people D. end
5. Because his sickness, he didn’t take part in the English competition.
(sai chỗ nào :A.Because
B.sickness
C.didn’t take
D.competition)
6. One of the worse diseases mankind has ever faced is cancer.
A.mankind B. faced C. worse D. One of
1 C
2 D
3 B
4 A
5 A
6 C