1 . On discovering that Morrie ____ by a severe illness, Mitch starts visiting him at his house on Tuesdays.

A．is weakened

B．is weakening

C．is being weakened

D．has weakened

2 . As fossil fuels are unsustainable, alternative energy, such as sunlight, wind and water, _____ currently.

A．was employed	B．is being employed
C．were employed	D．are being employed

3 . Look! I’m currently in the Louvre. What ______ to you is Mona Lisa by Da Vinci.

A．is presented	B．has presented
C．is being presented	D．has been presenter

4 . Advances ________ in medicine and environment so far, thanks to increasing computer power. In addition, new products in virtual reality and wearable tech ________ to the market more and more quickly.

A．have made; have been brought	B．have been made; are being brought
C．were made; are being brought	D．are being made; have been brought

5 . 国际援助正在为被飓风袭击的国家而组织。（strike，定语从句）（汉译英）

6 . 当地人担心他们的语言和文化正日益受到威胁。(threaten)(汉译英)

7 . 他们的生命正在遭受威胁，专家建议立即采取有效的措施。(进行时的被动语态)
Their lives________so experts recommend that________ immediately.

8 . The young man is unhappy recently because he ________ to give his wife money.

A．is always being asked	B．is always asking
C．has always been asked	D．has always been asking

9 . 虽然政府已颁布法律保护濒危动物，但是一些濒危动物仍然遭到捕杀。(现在进行时的被动语态)
While government has enacted laws to protect endangered animals, some of them________.

10 . Now, we’re taking actions and much______________(do)to protect wildlife, but if we really want to save the planet, we must change our way of life. （所给词的正确形式填空）