These days strange things happened ___ in the small village, which caused a panic among the villagers.
| A．frequently | B．fluently |
| C．regularly | D．Sincerely |
The reason why he didn't come to school was ________ he was ill.
| A．that | B．how | C．why | D．because |
Does ________ matter much if they do not come tomorrow?
| A．this | B．it | C．that | D．he |
The bell ____ the end of the period rang and we had to stop our discussion
| A．indicating | B．indicated |
| C．to be indicated | D．being indicated |
One-third of the area ________ covered with trees. About seventy percent of the trees _______ been planted recently.
| A．is; has | B．is; have | C．are; have | D．are; has |
Neither Tom nor his parents ________ at home.
| A．is | B．are | C．has | D．was |