He was _____ firing when he suddenly pulled his finger off the trigger.
A: on the top of
B: on the tip of
C: on the verge of
D: on the side of
A: on the top of
B: on the tip of
C: on the verge of
D: on the side of
举一反三
- 中国大学MOOC: He was _____ firing when he suddenly pulled his finger off the trigger.
- When the driver heard that there was a bomb on the bus, he immediately ________ to the side of the highway and radioed the police. A: put out B: took off C: pulled over D: slipped off
- When he finished the story, he pulled back his _____ and revealed the scar on his arm.
- He _____(walk) to his car when he stopped. He suddenly _______(remember) that he _______(not lock) the door.
- I was on the （）of accepting. A: border B: tip C: verge D: side