第一部分 语法及词汇练习

　　1. John regretted __ to the meeting last week.

　　A not going B not to go C not having been going D not to be going

　　2. We regret to inform you that the materials you ordered are __.

　　A out of work B out of stock C out of reach D out of practice

　　3. They __ in spite of the extremely difficult conditions.

　　A carried out B carried off C carried on D carried forward

　　4. Mrs. Brown is supposed __ for Italy last week.

　　A to have left B to be leaving C to leave D to have been left

　　5. He’s watching TV? He’s __ to be cleaning his room.

　　A known B considered C regar ..........