40.I think you would ______ further study.

4. ______ he was ill, I was expected to take his place greatly surprised me for I didn‘t have much working experience.

10.课堂管理的目的是（ ）。

26.—Have you started writing your report?—Not yet. I _______ a hard time getting the information.

15.Great changes ______ in my home town and a lot of factories ______.

6. Joan is in the dorm, putting the final _______ to her speech.

48.The 42% of Americans who have at least one step-relative typically feel a stronger sense of obligation to their biological parent, child or sibling than to their step-relatives.

44.I ______ not being able to return their invitation.

11.It was at eleven o’clock _____ they went out of the cinema.

39.To work in such a place you have to be ______ to these things.

4.学生是自我教育的主体。（ ）

47.Scarcely had we arrived at the farm when we spotted many oranges hang from the branches.