问题描述：
must would 为什么这么选
下面这两道题分别选什么?还有请讲讲为什么这么选.
1> lucy is a nice person.she________ lend you the money,i believe.
a.must b.would
2> i don't think i can ________ another night without sleep.
a.keep b.stand
下面这两道题分别选什么?还有请讲讲为什么这么选.
1> lucy is a nice person.she________ lend you the money,i believe.
a.must b.would
2> i don't think i can ________ another night without sleep.
a.keep b.stand
问题解答：
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