__in the mountains for a week,the two students were finally saved by the local police.

题目

__in the mountains for a week,the two students were finally saved by the local police.
A.having lost B.lost C.being lost D.losing
__in her book,Joan almost forgot the party that she had promised to go to.
A.absorbing B.having absorbed C.absorbed D.to absorb
In no way__from practice.
A.teaching in school can be separated.
B.can teaching in school be separated
C.can be separated teaching in school
D.teaching in school be separated can

答案

1,B.由词组be lost in sth.由于短语部分的主语和主句一致,所以省略掉了主语和谓语动词,最后只剩下lost,就是选项B
2,C.解释同第一题,只是此处的词组应该是be absorbed in sth.
3,B.In no way是表示否定意思的短语,放于句首是句子要倒装,倒装时将助动词can提前放于主语teaching前面.