A. had fallen asleep B. have fallen sleep C. fell asleep D. fall asleep
A. will stop B. would stop C. have stopped D. had stopped
A. will live B. would have lived C. will have lived D. has lived
A. had B. have C. have had D. have been
A. are persuaded B. will persuade C. be persuade D. persuade
A. hasn’t cleaned B. didn’t clean C. wasn’t clean D. hasn’t been cleaned
A. is built B. will built C. will be built D. build
A. works B. worked C. has been working D. had been working
A. would sign B. signed C. have signed D. had signed
A. will study B. will have been studied C. had studied D. will have been studying