问题补充:
---- Are your family ready for rafting?
----Yes, I really want my children to experience that they are young.
A. \
B. if
C. unless
D. while
答案:
A. \
B. if
C. unless
(答案→)D. while
解析:考查连词辨析。If如果…;unless除非…,如果…不…;while当…时;然而;尽管;句意:—你的家人准备好了去漂流了吗?—是的。我真得想我的孩子在年轻的时候去体验这一些。根据句意说明D正确。