问题

__________ do I have to change the robot’s batteries? —Every two months.
A:How long
B:How soon
C:How often
D:How many
B:How soon
C:How often
D:How many
正确答案是:
同类题型
I heard that Jackie Chan would come here tomorrow. – That’s great. I’m really _______ about it.
I like such houses with beautiful gardens in front, but I don’t have enough money to buy .
There is ____ “u” and _____ “s” in ____ word “useful”.
2. — Give me a call as soon as you ______ in Hainan. — OK, I will