1 . The mayor of that city says that all construction work for the new stadium ______ by the end of the next year.

A．has been completed	B．has completed
C．will have been completed	D．will have completed

2 . It’s reported that by the end of this year, huge quantities of good earth ______ due to deforestation.

A．will have been washed away	B．is being washed away
C．are being washed away	D．will have washed away

3 . By the time you come back next year, the new house ________ (build) with the workers’ joint efforts.（所给词的适当形式填空）

4 . All the business letters ________(answer) by tomorrow. (所给词的适当形式填空)

5 . As many as ten million children ________ (infect) with the virus by the end of the decade. (所给词的适当形式填空）

6 . They are trying to make sure that 5G terminals ________ by 2022 for the Beijing Winter Olympics.

A．will install

B．will have been installed

C．are installed

D．have been installed

7 . By the end of the next seminar, many issues like the development in biochemistry and medicine______.

A．will discuss

B．will be discussing

C．will be discussed

D．will have been discussed

8 . John is not a man to count on, and it is very likely that the work ____ by the time he arrives here.

A．is finished

B．has finished

C．will finish

D．will have been finished