Choose the best answer ( A, B, C ,D ) that best completes each sentence (1) :
1. Jack passed the exams with good results because of________.
A. he works hard B. his hard work
C. his work hard D. he worked hard
2. The books which I bought last week are____- .
A. interest B. interests C. interested D. interesting
3. He ___________- in a bank since he ___________- school.
A. worked / left B. has worked / left
C. has worked / has left D. worked / has left
4. Nobody has invited her to the party.
A. She has been invited to the party.
B. She has been invited to the party by nobody.
C. She hasn’t been invited to the party.
D. She hasn’t been invited to the party by nobody.
5. When the students____- the experiment, the electricity ____- out.
A. were doing / were going B. were doing / went
C. did / went D. did / were going
B. She has been invited to the party by nobody.
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