问题
______ we have confidence and determination, we can win the match
A:Once
B:Since
C:Unless
D:As long as
B:Since
C:Unless
D:As long as
正确答案是：
同类题型
“How was ______ they discovered theentrance to the underground palace” “Totally by chance”
Nick, it’s good for you to read some books ______China before you start your trip there.
He likes reading very much. He has_____ lots of money ____ books.