1 . Sitting in the lecture hall          a number of committed teachers,         attention was on an outstanding teacher’s lesson.

A．were, their

B．was, whose

C．was, their

D．were, whose

2 . ______ that we had great trouble ______ it.

A．So difficult was the problem, to solve

B．Difficult as the problem was, solving

C．So difficult was the problem, solving

D．So difficult the problem was, to solve

3 . On the wall________a noticeboard that says, “Please keep a two-meter distance from each other when you are lining up for the nucleic-acid test”.

A．hangs

B．is hanged

C．hanging

D．is hung

4 . Into the dark room ______ David, who became surprised then when ______ “Happy Birthday” shouted by his roommates.

A．walked; heard	B．walked; hearing
C．walking; hearing	D．did walk; heard

5 . Scarcely _________ since we parted.

A．an hour has passed

B．has passed an hour

C．has an hour passed

D．an hour passed

6 . Not only________ buying a house as a top priority, but also________ the education of his children as extremely important.

A．did he regard; did he consider	B．did he regard; he considered
C．he regarded; did he consider	D．he regarded; he considered

7 . Once again, Jeff could interact with the dolphins and find affection in return.        

A．Little he dreamed how severely his love could be tested.

B．Little has he dreamed how severely his love will be tested.

C．Little dreamed he how severely his love would be tested.

D．Little did he dream how severely his love would be tested.

8 . — “Recently I often watch the TV programs about the Russia-Ukraine war, but I don’t give up any Word Cup football match.”
— “_________.”

A．So do I

B．So I do

C．I do so

D．So it is with me

9 . On the pleasant shore of the city, about half way between Marseilles and the Italian boarder, ______ a large number of oak trees.

A．stand

B．stands

C．does stand

D．standing are

10 . In our campus         , which was built many years ago.

A．a building stands

B．a building lies

C．stands a building

D．lies a building