'Things really took off when Microsoft Windows was introduced in 1985."– In this sentence "took off" refers to¾.

1.If someone is pessimistic, S/he is not¾.

2.Would you like to go ¾ a walk?

3.They could not help ¾ leave the car on the road, where it had broken down.

4.There is nothing ¾ a glass of cold water on a hot sunny day.

5.¾ the rise in unemployment in cities, more and more people continue to move to urban centres.

6.The synonym of "conspicuous" is¾.

7.When Rupak entered the class, the lecture ¾ so he found it hard to follow.

8.Our college principal is an academic¾.

9.During the COVID-19 pandemic, many families had to deal with ¾ in order to reduce expenditure.

10.¾ a taxi, we wouldn't have missed the train.

11.They ¾ this much fun since they came to study at this school.

12.She will be studying science,¾?