This wall of air is an effective answer to the problem and it ____ work. —But it is a question to put such a wall of air around the statue.

Fever, cough and headache are the common __________ of catching a cold.

8. Look, it is cloudy now. I’m sure .

I ask for a day off tomorrow —______． You know, the May Day holiday is just around the corner and every salesgirl is as busy as a bee．

下列加点字注音正确的一项是（　　）