语法词汇练习 语法大全 语法详解 英语听力 
The first thing        we should do is to protect the wild animals .
#43226
A
that
B
which
C
what
D
how
下一题
推荐题目
–Do you know the man              is running along the street?–Yes.He is our math teacher.
#42734
A
who
B
whom
C
which
D
whose
I hate people ________talk much but do little.
#42709
A
whose
B
whom
C
who
D
which
 You can’t wake a person ______ is pretending to be asleep.
#43248
A
who
B
which
C
he
D
不填
Is this museum ___________ he wishes to visit?
#43080
A
the one
B
which
C
to which
D
to that
I can’t forget the time _______ the earthquake happened in Yushu.
#43245
A
when
B
which
C
that
D
where