—Wow, what a large crowd!—Yes, And they______ in the cold wind for hours. You know, Premiere Wen Jiabao is coming here. 
#103751
A
will be waiting
B
have waited
C
are waiting
D
have been waiting
推荐题目
Experts suggest that teenagers spend at least 30 minutes exercising, five times a week. Walking and riding your bike _____ , and ______.
#103295
A
counts; so are school sports
B
count; school sports count, either
C
count; so do school sports
D
counts; so school sports do
Visitors ______ not to touch the exhibits. 
#105000
A
will request
B
request
C
are requesting
D
are requested
---- Jack and Mary got married last week . Did you go to their wedding . ---- No . I       .
#101749
A
hadn’t invited
B
haven’t been invited
C
hadn’t been invited
D
didn’t invite