________ she couldn't understand was ________ fewer and fewer students showed interest in her lessons.
| A．What ; why | B．That ; what |
| C．What ; because | D．Why; that |
—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 |
The reading club in our school welcomes those ________ of detective stories.
| A．interested | B．enthusiastic | C．fond | D．addicted |
Was it in Disneyland, ________ many cartoon characters can be seen, ________ the film was set?
| A．that; where | B．that; when | C．in which; where | D．where; that |