问题

You will succeed in the end __________ you don’t give up halfway.[ ]

A: even if
B: as long as
C: unless
D: as though

正确答案是：

同类题型

Mary had to go to a meeting, so she left her children________at home.[ ]

ck, who is a ______, is in love with Miss Smith,who is a ______.

John is not here today .Who can him in the game?

learn to accept change andappreciate what is new and different, we will be well-prepared for whatever thefuture may have _______.

What’s her name ——___ name is Mary.