--David, are you 1istening to me?--Sorry, Dad. I _______ to make sense of what the reporter said. 
#100634
A
was trying
B
have tried
C
am trying
D
tried
推荐题目
—Have you got any job offer? —No, I______.
#101751
A
am waiting
B
waited
C
had waited
D
have waited
I________in the house which______books and magazines.
#103368
A
am used to live;uede to keeping
B
used to live;has been used to keeping
C
have been used to living;was used to keep
D
used to live;was used to keeping
Dear me! Just _________ at the time! I _________ no idea it was so late.
#104721
A
look, have
B
looking, had
C
look, had
D
looking, have