o______ sudden start of happening
举一反三
- 突然拉下氧气面罩，启动氧气流动 A: Pull the oxygen mask with a sudden movement to start the flow of oxygen. B: Jerk the oxygen mask to start the flow of oxygen.
- 已知⊙O的周长为8πcm，若PO=2cm，则点P在⊙O______；若PO=4cm，则点P在⊙O______；若PO=6cm，则点P在⊙O______．
- 往下猛拉氧气面罩让他开始充气。 A: Pull the oxygen mask with a continuous movement to start the flow of oxygen. B: Pull the oxygen mask with a gentle movement to start the flow of oxygen. C: Pull the oxygen mask with a sudden movement to start the flow of oxygen.
- suì dào______
- When should the film start(). A: At two o’clock. B: At three o’clock. C: At one o’clock.