I was deeply impressed with the man’s willingness ______.
| A．by chance | B．to take chance | C．to take chances | D．taking chances |
Sichuan Province, ________ in southwest China and ________ an area of 485,000 kilometers with the largest population in China, is one of the largest and most inaccessible provinces in China.
| A．located; covered | B．locating; covering |
| C．located; covering | D．locating; covered |
Smith was overweight, so the doctor urged that not only ________ have less fat and meat, but also he ________.
| A．should he; take exercise | B．ought he; take exercise |
| C．he should; takes exercise | D．he ought; takes exercise |
—Have you been to the United States?
—Yes, only once. I ________ there only for seven days.
| A．stayed | B．had stayed | C．have stayed | D．was staying |
________ with routine office tasks, she had no time to attend to her children.
| A．Occupying | B．Occupied | C．Being occupied | D．To be occupied |
Furniture and flooring usually come to mind when we think of ways to use bamboo. Not many of us, ________, think of bamboo clothing.
| A．therefore | B．thus | C．though | D．meanwhile |