American fathers ______ more than twice the amount of time with their children than they used to in years past, due to a sweeping new trend called "unemployment". 
#100336
A
were spending
B
spent
C
are spending
D
have spent
推荐题目
Visitors ______ not to touch the exhibits. 
#105000
A
will request
B
request
C
are requesting
D
are requested
She ______ tomorrow and you had better see her off(送行).
#100022
A
is leaving
B
left
C
leaves
D
has left
---Hi, Dave. This is Helen speaking!---Hi, what a coincidence! I _____ about you.
#100383
A
was just thinking
B
just thought
C
have just thought
D
would just think