He doesn't know how he_____improve his English. A.must B.has
He doesn't know how he_____improve his English. A.must B.has
( )He doesn't know ( ).A.what to do.B.what he can do .C.how
He doesn't know ---A what to do B how to do 选那个,为什么,
He doesn't know how ______a lantern.A.can be make B.making C
he knows the rules but doesn't know how to__it A control B d
his aunt knows little about english,___?A.doesn't he B does
He doesn't know ______ English because he has studies it for
He doesn't know how he can get on well with his new classmat
Jim ___be at work .I know he has gone to English.A mustn't B
中文翻译:When he doesn't know how to do his homework.
he doesn't know his() e_mail address isA.whenB.whereC.how D.
He must be in the library now,________? A. doesn't he B.must