__do you go to bed? At 6:30.A.When B.Who C.What
Why________read books? A.not to B.don't C.not
Teachers taught us________many ways. A.in B.at C.from
Her studies in Middle School________coming to an end. A.am B.is C.are
We should help________ animals. A.protect to B.protecting C.to protect
In winter,some birds________ the south. A.fly to B.flies to C.fly