--- Did you telephone Uncle Sam our plan for the Christmas holidays on his farm?
--- Yes, he was happy about our arrival, and he eagerly asked when .
| A．has we arrived | B．we had arrived |
| C．were we arriving | D．we were arriving |
Was it in 2002 __________ he was still at middle school __________ the boy became expert at computer?
| A．that; where | B．when; where | C．that; when | D．when; that |
You can’t imagine what difficulty we had home in the snowstorm.
| A．walk | B．walked | C．to walk | D．walking |
—How many times have you been to China?
—In fact, it is the first time I __________ here.
| A．have been | B．am | C．had been | D．was |
Knowing the result of the exam, he went home and lay in bed,.
| A．upset | B．was upset | C．felt upset | D．and upset |
Jack asked John ______ when he met him in the street.
| A．he was going where | B．where he was going |
| C．where was he going | D．was he going where |