Can you guess if Mike ______swimming this afternoon—I think he will go with us if he _______ free.

The experiment turned out to be a complete failure, _____ wasn’t _____ they expected．

__________many foreigners like Beijing Hongtong is __________ they are offered an atmosphere of Chinese culture there

Varieties of household goods are soldhere, ________from babies’ toys to old men’s walking sticks.

The old man lived alone all his life and he ______ a rainy winter evening.