The class __________ 80 students is hard to manage.
| A．consisting of | B．consists of | C．making up of | D．made up |
His teacher insisted that he ______ his hair ______ the next day.
| A．had, to cut | B．have, cut | C．would have, to be cut | D．should have, to cut |
How are the kids spending their childhood? I can’t help recalling（回忆）that there was a time _______ we played happily and freely in the outside.
| A．that | B．which | C．when | D．不填 |
John asked Tom ______ give him a lift to the office.
| A．if he could | B．could you | C．if could he | D．if could |
She wrote ______ second book, which turned out to be still popular with ______ young.
| A．the; the | B．a; 不填 | C．a; the | D．the; 不填 |
It was only after World War II had drawn to a close ______ in the United States.
| A．did the baby boom begin | B．that the baby boom began |
| C．when the baby boom began | D．then the baby boom began |