During the last three decades, the number of people participating in physical fitness programs ________ sharply.
| A．was increasing | B．has increased |
| C．had increased | D．will be increasing |
Having a trip abroad is certainly good for the old couple，but
______whether they will enjoy it.
| A．to see | B．to be seen | C．seeing | D．see |
It is said in Australia there is more land than the government knows______.
| A．it what to do with | B．what to do with it | C．what to do it with | D．to do what with it |
The mother didn't know ______ to blame for the broken glass as it happened while she was out . A who B when C how D why
Last summer I took a course on______.
| A．how to make dresses | B．how dresses be made |
| C．how to be made dresses | D．how dresses to be made |
．Let Harry play with your toys as well，Clare you must learn to______.
A．support B care C．spare D share