Many people have been ill from a strange disease these days, _____ we’ve never heard of before.
| A．it | B．that | C．one | D．this |
___is a good form of exercise for both old and young
| A．The walk |
| B．Walk |
| C．To walk |
| D．Walking |
___of the land in that district___covered with tree and grass
| A．Two fifth;is |
| B．Two fifth;are |
| C．Two fifths;is |
| D．Two fifths;are |
___of us answered the phone,for we were all in the yard
| A．Either |
| B．Neither |
| C．All |
| D．None |
The Arabian Nights___well-known to literature lovers
| A．is being |
| B．are |
| C．were |
| D．is |
Those who support the independence of Taiwan___fail
| A．doom |
| B．are doomed to |
| C．doom to |
| D．are doomed |