The sun rises in the east and sets in the west，so it seems as if the sun__________round the earth.
| A．were circling | B．circles |
| C．is circling | D．be circling |
When the young man was shown the evidence, he _______ and told everything he had done to the police.
| A．broke up | B．broke away | C．broke off | D．broke down |
_______ in the computer game, Peter didn’t notice his father approaching.
| A．Being lost | B．Lost | C．Losing | D．To lose |
_______ I went to the South Lake in Hanzhong, I was deeply impressed with its beautiful scenery.
| A．For the first time | B．The first time |
| C．At first | D．It was the first time |
Sheldon could have defeated Howard in the match, but he _______ too careless at the last minute.
| A．is | B．was | C．has been | D．had been |
Don’t call me up at this time tomorrow, for I _______ an important test.
| A．will take | B．am taking |
| C．have been taking | D．will be taking |