20.( )I don’t know _________.
A.what time is it B.what time it is C.what time D.what the time
19.( )-Oh! my bike is broken.
-_________,I can mend if for you.
A.You’re right B.That's right C.Never mind D.That's OK
18.( )You’d better __________your coat,it's too cold outside.
A.take off B.put on C.think about D.try on
17.( )If you like the bread,you can have as_______ as you can.
A.much B.many C.more D.some
16.( )There’s _________milk in the bottle,I have to buy some.
A.little B.a little C.few D.a few
15.( )You can _________in the dictionary if you don’t know the words.
A.look them up B.look up them C.look it up D.look up it
14.( )-_________the population of your country'?
-_________Sorry.I don't know.
A.How many B.How much C.What’s D.What
13.( )There are about ___________students on the playground.
A.thousands B.four thousand
C.four thousands of D.four thousands