How lucky! The tourist stopped at the last moment..—Indeed! One more step and he ________ off the cliff（悬崖）

The professor had no sooner finished his speech ________ the students started cheering

No matter how clever a computer becomes, it can never _______ of humans, because it is made by us humans. [ ]

ws came _______the British Queen’s Mother celebrated her 101stbirthday in good health, _____ isn’t surprising，because she lives an easy life and gets the bestmedical care

The English play _____ my classmates acted at the get-together was really a great success[ ]