It was playing computer games that cost the boy plenty of time he ____ doing his lessons.
| A．might have spent | B．ought to have spent | C．must have spent | D．could have spent |
His behavior at the party last night seemed rather .Many of us were quite surprised .
| A．out of practice | B．out of place |
| C．out of politeness | D．out of pity |
It’s too late to go shopping at this hour ; ,it’s beginning to rain .
| A．except | B．and | C．besides | D．but |
As unemployment is very high nowadays , it’s very difficult for people to find work .
| A．the; 不填 | B．the ; a | C．不填；不填 | D．an; the |
—Thank you so much for helping me with my English .
— .
| A．With pleasure | B．A pleasure |
| C．I’m glad to hear that | D．No thanks |
It is your own fault you are so tired . You oughtn’t to have stayed up so late .
| A．when | B．how | C．where | D．why |