單項選擇題I forgot to return the book to you yesterday. So I()today.

A.might do it 
B.must do it
C.had to do it
D.must have to do it


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1.單項選擇題I fell and hurt myself while I()basketball yesterday.

A.was playing 
B.am playing 
C.play 
D.played

2.單項選擇題I failed the maths exam again.()

A.Well done.
B.What a pity!
C.That's right
D.I'm glad.

3.單項選擇題I earn dollars()hour as()supermarket cashier on Saturdays.

A.a;an  
B.the;a  
C.an;a  
D.an;the

4.單項選擇題I doubt whether the Chinese Football Team can win the game this time.()

A.That's true 
B.It's hard to say
C.I like the team
D.I don't believe it

5.單項選擇題I am terribly sorry! I broke the vase.()

A.I don't want it. 
B.Don't worry.  
C.You meant to do it.  
D.You buy one for me.