I’m sorry, but the manager isn’t here yetShall I have him call you when he comes back?—No, I’ll call him laterIf I call again in half an hour, do you think he ____?

How’s your new babysitter? —We ______ ask for a better one. All of our kids love her so much.

Can you see a movie with me this evening— Sorry, my mother asks me ______ out after 8:00 p.m..

ys mobile internet devices are pushing up demands for online education, which makes people see it as one of the most____ new market.

If you keep still, you may sit ____ this end of the boat ____ the other[ ]