Only after being attacked by the Japanese in Pearl Harbor ___in the Second World War thoroughly.
| A．had America involved | B．was America involved |
| C．America had involved | D．America was involved |
29. ___ nice, the food was sold out soon.
| A．Tasted | B．Tasting | C．To taste | D．Being tasted |
24. Who is it up ____ decide whether to go or not?
| A．to to | B．to | C．for to | D．to for |
23. Wang Mei is one of many Chinese teenagers _____ “on the go”
| A．who lives life | B．who live life | C．that lives living | D．that live living |
35. He was born ____ a very cold night _____ December.
| A．in; in | B．in; of | C．on; in | D．on; of |
34. When he knocked at the door, my mother was busy ____ supper.
| A．preparing for | B．in preparing |
| C．to prepare for | D．to prepare |