he must answer the question.变为一般疑问句书上答案是can he answer the question?我不知道为什么.不应用情态动词must开头吗

he must answer the question.变为一般疑问句书上答案是can he answer the question?我不知道为什么.不应用情态动词must开头吗 how about _____{ask} our teacher?he must know the answer Ask Li Mei,he ------know the answer .A、may be B、 maybe C、may D.must He( )know the answer,but I am not sure.may be?must? How about ______(问)our teacher ,he must know the answer. Do you think a person who always smiles,so he must be happy?Why?Please answer the question in English. he knows the answer.Ialso know it. he didn't come yesterday,he ______busy working in the lab怎么选must have been?.3Q 将 YOU must answer the questions in English 改为祈使句! it seemed that he like knew the answer=he （）（）know the answer Look at the picture,and answer the q( ). he is so clever that he can answer the question He doesn't know the answer t the question F__ he finds out the answer to the question He must () him well A.meet B.answer C.need D.know 请尽快答复! He can't answer the question.同义句He can't answer the question.同义句He is ____ ____ answer the question. He can answer the question h _ hard it is. He couldn't answer the question correctly 改为同义句