问题
选择题
.
Going on a trip to a far-away destination _________ be expensive and difficult, but it is very interesting.
A．can
B．must
C．should
D．will
答案
答案：A
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.
Going on a trip to a far-away destination _________ be expensive and difficult, but it is very interesting.
A．can
B．must
C．should
D．will
答案：A