选择填空 ()1.The children()to speak to the old politely.Should t

选择填空 ()1.The children()to speak to the old politely.Should teach B.shou
选择填空
（）1.The children（）to speak to the old politely.
A.Should teach B.should be taught C.will teach
（）2.It（）two years since he came to Beijing .
A.Has been B.was C.have been
（）3.------How much is your house（）?
-----300,000 yuan.
A.cost
B.worth
C..pay
（）4.---P;ease help me find out what time the plane will（）tomorrow morning .
---OK.Wait a moment .
A.take off B.take in C.take up
（）5.----Do you remember （）?
---- Yes.I bought it in a bookshop near our school.
A.Where did you buy the dictionary .
B.When you bought the dictionary
C.Where you bought the dictionary
（）6.There（）a man-made moon in the future..
A.has been B.in going to C.will be
（）7.Things should （）here before you enter the Great Museum.
A.keeps B.keep C.be kept
（）8.----The pollution problem here seems to be more and more serious ..
----- Yes .Something ( ) about it.
A.Has done
B.must be done
C,is doing
（）9.I didn’t go to bed () I finished my homework ..
A.after B.before C.until
（）10.--- When （）this kind of computer（）?
-----.Two years ago.
A.Was ,used B.did ,use .C.is ,used