单项选择题
He is（）about his chances of winning a gold medal in the Olympics next year.
A.optimistic
B.optional
C.outstanding
D.obvious
点击查看答案&解析
相关考题
-
单项选择题
We agreed to accept（）they thought was the best tourist guide.
A.whatever
B.whomever
C.whichever
D.whoever -
单项选择题
Wouldn't you rather your child（）to bed early?
A.go
B.went
C.would go
D.goes -
单项选择题
Before they left the factory, all the cars were carefully tested for（）
A.defects
B.flaws
C.faults
D.errors
