问题
We feel ______ our duty to make our country a better place.[ ]
A: it
B: this
C: that
D: one
B: this
C: that
D: one
正确答案是：
同类题型
Look, how sad your mother are!— I’m sorry. If only I ______ with her.[ ]
Someone who lacks staying power and perseverance is unlikely to ______ a good researcher. [ ]
______ walking in the garden ______ watching TV in the room.
Every morning I try ________, but I’m still late at times.
The old woman is warmheartedShe is always ready to help ________ is in trouble