1 . To do a further research on the problem of water pollution, I’d like you to refer to a study _______ in Australia in 2022

A．conducting

B．conducted

C．to be conducted

D．having conducted

2 . Most colleges now offer first­year students a course specially ____________ (design) to help them succeed academically and personally. (所给词的适当形式填空)

3 . The man __________ (recognize) as an outstanding engineer volunteered to help. (所给词的适当形式填空)

4 . The official insists medical aid should be given to developing countries with no strings ________(attach). (用所给词的适当形式填空)

5 . Our monitor was sitting in the library, with her head _________(bury) in the book in her hands. (用所给词的适当形式填空)

6 . ______ (charge) with acting dishonestly in her business, she was in low spirits. (用所给词的适当形式填空)

7 . ___________(intend) to enrich students’ school life, our program features the fun of English. (所给词的适当形式填空)

8 . It was at 3 in the morning ________ the earthquake happened. Hundreds were killed, with a lot ________ in the ruins.

A．that; buried	B．when; buried
C．that; burying	D．when; burying

9 . There has been a dramatic rise in the number of extreme weather events over the past 20 years, ___________ (cause) largely by rising global temperatures, according to a new report from the United Nations. (所给词的适当形式填空)

10 . Inspired by the Belt and Road Forum for International Cooperation ___________   (hold) in Beijing, Cao decided to cover the route by hiking as a tribute (致敬) to the ancient Silk Road. (所给词的适当形式填空)