There are many people downstairs. What do you think _____? 
#40285
A
to happen
B
is happening
C
is happened
D
happened
推荐题目
 I _______ my grandmother.
#38109
A
visiting
B
is visiting
C
am visiting
D
Visit
—What are you going to do this weekend?   —I _____ yet.
#42463
A
haven’t decided
B
won’t decide
C
have decided
D
didn’t decide
Tony, be quiet, please! Your dad ______ on the phone.
#41658
A
talked
B
was talking
C
is talking
D
talks
Mr.Green              a son,but he         a daughter.
#42754
A
have;don’t have
B
has;doesn’t have
C
has;don’t have
D
have;doesn’t have
 John, ______, you should eat less meat but more vegetables.
#38669
A
keep healthy
B
keeps healthy
C
keeping healthy
D
to keep healthy