Jane _____ these families of chimps for many years and helped people understand how much they behave like humans.
#101999
A
had studied
B
studied
C
studies
D
has studied
推荐题目
— I’m sorry, I thought the remark would amuse you.— It _____.
#104978
A
wouldn’t
B
won’t
C
doesn’t
D
hadn’t
There happened a murder case _________ the man ___________the mayor.
#101720
A
linked; with
B
linking; to
C
connected; with
D
joined; to
—Ouch! You hurt me. —I’m sorry. But I _____ any harm. I _____ to drive a rat out.
#100219
A
don’t’ mean; am trying
B
didn’t mean; tried
C
haven’t meant; tried
D
didn’t mean; was trying
Hopefully, another ten volunteers ______ to work in the new exhibition by the end of this week.
#101253
A
will be selected
B
are selected
C
have been selected
D
will have been selected