- You seem familiar with Mr. John?-Of course, we_______ together for three years in the 1990s.
#39563
A
have worked
B
were working
C
are working
D
worked
推荐题目
I don’t know if it ______ tomorrow. If it ______, we’ll go out for a picnic.
#41965
A
will rain; won’t rain
B
rains; doesn’t rain
C
rains; won’t rain
D
will rain; doesn’t rain
Please be quick, or we will have no time ____ lunch. 
#40631
A
to have
B
having
C
on having
D
have
I will _______ him when I _______free.
#41766
A
call, am  
B
call to, am
C
call, will be 
D
call to, will be
If it       rain tomorrow,we’ll go on a trip.
#39744
A
isn’t
B
doesn’t
C
won’t
D
is going to
–Did you go to Jack’s birthday party? -- No, I ________. 
#40040
A
am not invited
B
wasn’t invited
C
haven’t invited
D
didn’t invite