The school principal himself ________ a prize in English to the best student at the opening ceremony.
| A．sent | B．rewarded | C．awarded | D．conducted |
A strong earthquake struck Chile's central-south coast on February 22, ________ great damage to buildings
| A．caused | B．to cause | C．causing | D．having caused |
China has made efforts to respond to _______ climate change, and set targets to control greenhouse gas emissions by 2020.
| A．/; / | B．/; the | C．the; / | D．the; the |
-- Sorry, I can't return your book today. I am only half way through it.
-- ________. I have plenty of other books to read.
| A．Take it easy | B．No wonder | C．Take your time | D．No doubt |
Alice was______________the letter from Tom, but it didn't reach her for some reason.
| A．expecting | B．waiting | C．waiting for | D．expected |
Albert Einstein, ________ life had once been very hard, was given the Nobel Prize for physics in 1921
| A．of whom | B．for whom | C．for whose | D．in whom |