1 . The company ______ as a failure ______ into a major chemical manufacturer in the past decade.

A．regarded; evolved	B．regarded; has evolved
C．was regarded; evolved	D．has been regarded; has evolved

2 . As more people live closer and closer together, particularly ______ urbanization (城市化), risks ______ with fire increase.

A．as a result of; associated	B．because of; concerning
C．as a result; associating	D．because; concerned

3 . Lincoln gave them a new vision of ________ the United States of America should be, ________ on the ideals ________ down by its Founding Fathers 87 years before.

A．which; based; setting	B．where; basing; set
C．what; based; set	D．where; basing; setting

4 . Let’s show our sincere respect for doctors, nurses, volunteers or anyone ________ in fighting against the epidemic.

A．involving	B．having been involved
C．involved	D．having involved

5 . The fitness room ________ last year is the biggest one in my city, but I ________ to since I ________ ill.

A．being built: haven't been; had been	B．having being built; hadn't been; was
C．built; haven't been; was	D．built; hadn't been; had been

6 . The people________ with rubbish bags in the 5-kilometer run for the environment.

A．armed

B．are armed

C．arm

D．to be armed

7 . It can be hard for you to imagine what trouble I have had _______ the problems _______ in the meeting held last week.

A．to deal with; refer to	B．dealing with; referring to
C．dealing with; referred to	D．to deal with; referred to

8 . During the COVID-19 outbreak, many people ________ to stay inside are looking for new hobbies.

A．were forced

B．had been forced

C．are forced

D．forced