Thebackgardenofourhousecontainsalawn，（）verypleasanttositoninsummer.
A
「句意」 我家的后花园有一片草坪，夏天坐在上面会令你心旷神怡。
「难点」 which 引出非限制性定语从句，在句中作主语，且和sit on 构成宾关系。类似的句子有：This room is comfortable to live in 这句中 live in 和 this room 构成动宾关系。
Evenasagirl,_____tobeherlife,andtheateraudiencesweretobeherteachers.
Even as a girl, _____ to be her life, and theater audiences were to be her teachers.
Under this____pressure some of the rocks even became liquid.
He left orders that nothing _____ touched until the police arrived there.
“What courses are you going to do next semester”
“I don ’t know. But it’s about time _____ on something.”