I hadn’t seen him for years but I _____ him at first sight.
| A．realized | B．spotted | C．combined | D．observed |
The parents were unsettled for the first few days,about their son’s safety.
| A．having worried | B．to worry | C．being worried | D．worried |
________ the classroom, the teacher found all the parents already______ there.
| A．Entered; seated | B．Entering; seating |
| C．Entered; seating | D．Entering; seated |
Not only_______ the food in the restaurant, he______ to pay for it.
| A．he complained about; also did refuse |
| B．did he complain about; also refused |
| C．did he complain about; also did refuse |
| D．he complained about; also refused |
The class __________ 80 students is hard to manage.
| A．consisting of | B．consists of | C．making up of | D．made up |
You __________ to leave until you __________ your work.
| A．won’t be allowed; have finished | B．won’t allow; finish |
| C．won’t be allowed; will finish | D．won’t allow; will finish |