_____ I toured Lushan Mountain, I was deeply impressed with its beautiful scenery. [ ]

The new classroom will be constructed this year, and a firm from Korea has been chosen to ______ the work.

Can I use your notebook computer this afternoon ________ is under repair.— No problem.

Did you return the book you borrowed from Tom?— Yes, I gave it to him ______ I saw him.

Jane’s pale face suggested that she_____ill, and her parents suggested that she________medical examination.