问题
______ it is important to have enough exercise, many people find the excuse that they can’t find the time.[ ]
A: When
B: That
C: While
D: As
B: That
C: While
D: As
正确答案是：
同类题型
Evidence came up _______ specific speech sounds are recognized by babies as young as 6 months old.
Your brother _____be hungry now—he had lunch only two hours ago! [ ]
You look quite pretty in blue. —____________.
The camera is _______expensive________ I can’t affordit
time a child is five, he _______ hundreds of hours of television