[ Grammar ]
Lan _______ at the factory long when he was made a manager.
A. hadn’t been working
B. wasn’t working
C. didn’t work
D. wasn’t worked

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Grammar › ViewThis is the first time I’ve made such a serious mistake.
A. Never will I make a serious mistake.
B. First, I made a very serious mistake.
C. Never before have I made such a serious mistake.
D. The first mistake I made was not a very serious one.
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My mother and (I, me) are going shopping.
A. I
B. me
Simple and Past Tenses › ViewThey ________ solutions to poverty and other problems.
A. finds
B. finding
C. find
D. found
Present Progressive › View
IS YOUR FATHER WORKING IN MADRID?
A. NO, HE IS
B. YES, HE IS
C. NO, HE AREN’T
D. YES, HE DO