He doesn't know ---A what to do B how to do 选那个,为什么,
He doesn't know ---A what to do B how to do 选那个,为什么,
( )He doesn't know ( ).A.what to do.B.what he can do .C.how
Mary feally doesn't know __about it.A.what to do B.how to do
He doesn't know__next.A,how to do;B,what to do it;C,where to
20. He doesn't know ______ A. when to do B. what to do C. ho
He doesn't know next 1how to do 2what to do next 3how to do
I really don't know -----with it.A .what to do B.how to do 选
he doesn't know how to do next(改错)
we don't know( )next A:hom to do B:what to do选什么 为什么
l really don,t know _____ and _____.A.What to do,How to do B
I don't know ( ).A.what to do it B.how to do it C.what to do
She doesn't know __.A.what she can do it B.what to do C.what