______ in his studies, he didn't know that all the others had left.
| A．Buried | B．Burying | C．Having buried | D．Bury |
Not until the motorbike looked almost new ________ repairing and cleaning it .
| A．he stopped | B．did he stopped | C．stopped he | D．he did stop |
It is suggested that some skills teachers ________ to teach the children in these mountainous areas .
| A．must be sent | B．be sent | C．should send | D．should send for |
Washington , a state in the United States , was named ________ one of the greatest American presidents .
| A．in honor of | B．instead of | C．in favor of | D．by means of |
– Jenny , how was your trip to Beijing ?
- Oh , I missed it . I wish I ________ my vacation there .
| A．am spending | B．will spend | C．have spent | D．had spent |
_________ , his mother will wait for him to have dinner together .
| A．However late it he | B．However late he is |
| C．However is he late | D．However he is late |