–We should do what we can _____ the endangered animals.` --Yes, it’s duty_____ them.
#50588
A
save, to protect
B
save, protect
C
to save, protect
D
to save, to protect
推荐题目
— Do you often practice ______ English with your classmates after class?— Yes, and it improves my speaking skills.
#50984
A
to speak
B
speaking
C
to say
D
saying
This river is too wide for the swimmers _________.
#48977
A
to swim
B
to swim across
C
to swim in
D
swimming
The flowers are _______ colorful that we can’t stop ______ photos.
#51300
A
so , taking
B
so , to take
C
such , to take
D
such , taking
— like the cat? —Because she’s kind of boring and she’s lazy.
#48605
A
Why you
B
Why do you
C
Why not you
D
Why don’t you.
our English teacher encourages us part in all kinds of after-class activities.
#51183
A
to take
B
take
C
taking
D
to taking