1．It is high time that we ____________(devote) ourselves to environmental protection and ecological improvement.
答案：should devote/devoted
2．The doctor ordered that the patient____________(send) to hospital without delay.
答案：(should) be sent
3．—How I wish I ____________(pass) the exam!
—So you’re sorry that you didn’t work hard.
答案：had passed
4．As Father and Mother thought it was a big occasion for me, they suggested I____________(hold) a birthday party at home to celebrate it.
答案：(should)hold
5．(2019·山西太原外国语高二月考)His silence suggested that he ____________(agree) with my decision, which made me very happy.
答案：agreed
6．John wants to see me now, but I have so much work on hand that I would rather he ____________(come) tomorrow than today.
答案：came
7．It is requested that our teacher____________(give) a performance at the party.
答案：(should) give
8．The two newcomers talked as if they ____________(know) each other for ages.
答案：had known
9．It is strange that such bad things ____________(happen) in our school.
答案：should happen
10．(2019·青岛高二月考)If only I____________(read) the books on reading list before I attended the lecture.
答案：had read
