A. are working B. will work C. were working D. will be working
A. are being trained B. are training C. will train D. will be trained
A. have; is run out B. have had; is running out C. have had; is run out D. have; is running out
A. waited B. am waiting C. have waited D. had been waiting
A. the place; is being held B. the place where; has been held C. where; is being held D. which; has been held
A. always forgot B. have always forgotten C. are always forgetting D. will always forget
A. has worked B. works C. has been working D. is working
A. have, interrupted B. had, interrupted C. are, interrupting D. were, interrupted
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