12．( )You must tell me the answer _________the question before they come.
A．of B．for C．to D．from
11．( )What can we cover the roof __________? The rain is too heavy.
A．in B．with C．on D．for
10．( )I saw some boys ___________ soccer on the playground.
A．are playing B．to play C．played D．playing
9．( )He didn't go home _______ he finished his homework.
A．when B．if C．until D．that
8．( )Don't be careless, or you will _______ the horse. It's very dangerous.
A．fall down B．fall off C．fall into D．get off
7．( )______ I was doing my homework, my mother was cooking dinner for us.
A．What B．While C．Because of D．Then
6．( )A fish can swim and so ______ I.
A．can B．am C．do D．did
5．( )--________
-- April 15th.
A．What day is today? B．what's the time?
C．what day was it yesterday? D．What's the date?
4．( )-- Shall we go to the book show tomorrow?
--__________
A．Thank you. B．It's very nice of you.
C．That's a good idea. D．It doesn't matter.
3．( )______ good day it is! How about ______out for a walk along the river?
A．How / going B．How a / to go
C．What / go D．What a / going