[ Tenses ]
The chief engineer ……………………………… all the workers of the plant now.
A. is instructing
B. are instructing
C. instructs
D. instruct

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Vocabulary and Grammar › ViewYou need to spend ……. time playing computer.
A. much
B. less
C. more
D. a lot
Grammar and Vocabulary › View
Ranjita: Do they take out the rubbish at home?
Jer Ying: No, ______________________.
A. we don’t
B. it doesn’t
C. they don’t
D. she doesn’t