He stood up, excused himself, and ________out of the meeting.
A: walking
B: to walk
C: while walking
D: walked
A: walking
B: to walk
C: while walking
D: walked
举一反三
- I _____ an old friend of mine while I _____in the street yesterday afternoon. A: met ... was walking B: was meeting ... walked C: was meeting ... was walking D: met ... walked
- He got out of the car, ____ to the nearest house and telephoned his friend for help. A: walked B: Walking C: to walk D: walk
- He _____ to the theater last night. A: are walking B: have walked C: walk D: walked
- Mary_______in the garden when it began to rain. A: was walking B: walked C: walking D: had walk
- After walking for half an hour, he suddenly realized that he _____ in the wrong direction. A: was walking B: has been walking C: had been walking D: walked