When I left my office, I saw the headmaster _________ to some students at the sc
题型：同步题难度：来源：
| When I left my office, I saw the headmaster _________ to some students at the school gate. |
| [ ] |
A. talk
B. talking
C. talks
D. to talk |
答案
| B |
举一反三
| I saw some boys soccer when I walked past the play ground. |
| [ ] |
A. played
B. play
C. playing |
-What are you doing there?
-I’m watching the boys soccer by the river. |
| [ ] |
A. play
B. to play
C. playing
D. played |
| While I was in the Disneyland, I saw some children _____ in the roller coaster, laughing happily. |
| [ ] |
A. sit
B. seat
C. to sit
D. sitting |
| His father is sitting at the desk, _______ a story-book. |
| [ ] |
A. looking
B. seeing
C. reading
D. watching |
| The boy Xiao Mao comes from Shanghai. |
| [ ] |
A. call
B. calling
C. called
D. to calling |
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