问题：
Your niece is very strict and ______ worth teaching, but your nephew is not. Look, he is now ______ asleep in class.
A．well; fast
B．much; very
C．very; fast
D．well; very
Your niece is very strict and ______ worth teaching, but your nephew is not. Look, he is now ______ asleep in class.
| A．well; fast | B．much; very | C．very; fast | D．well; very |
参考答案：