It’s the fourth time that heavy smog has hit the city this month.— It’s high time we _______ measures to fight airpollution.

I grew up in Africa_____ at least I should say that I spent much of the first ten years of my life there[ ]

240 It is an important problem You should________ before you draw a conclusion

He is _____ careless a student thathe often _____ some letters while writing.

Shall we meet on Tuesday or Wednesday –I don’t mind . _____ day is OK.