【单选题】
11.The United Nations managed to ______millions of people from hunger last year.
【单选题】
3. He had to ______ his past actions when he retired, or he would be punished.
【单选题】
19. The American people _____ a president every four years.
【单选题】
22.___ him tomorrow?
【单选题】
13. Do you know ______ who would be interested in this topic?.
【单选题】
23. As everyone knows, warm ______ is comfortable in winter.
【单选题】
26. There is no doubt that she can produce work that is equal ________ anyone else’s in her class.
【单选题】
10.The local people started a campaign to force the government to ______roads properly.
【单选题】
22. Clint will give us _______ on our grammar study.
【单选题】
27. A lot of Japanese students of English have difficult ________ the pronunciation of “b”s and “v”s.