问题

_______ I’m not sure of winning the match, I will have a try anyway
A:While
B:Before
C:Once
D:Since
B:Before
C:Once
D:Since
正确答案是:
同类题型
. I was too excited to fall_______ .I was still_______ until 11 o’clock last night.
try the jacket on—-_________, but I think it will be toosmall for you.
Let’s have _____ break. I want to make _____ telephone call.
You’d better ____ how much the trip will cost to see if we are able to pay for it.
Can you cook eggs with tomatoes — Yes, of course. ______ can do it , because it is easy, I think.