_____ the result of the exam is , we should try our best to prepare for it.

How do you improve spoken English —________ reading aloud. Sometimes I have conversations ________friends in English.

I wonder if I _____ smoke here.— No, you _____. You see, there is a “No Smoking” sign on the wall. [ ]

What is upsetting you, dear—________ it is necessary for us to move our home to the city.

The UN has warned that,_____ natural systems like forests and wetlands disappear , mankind is losing the services they provide such as protection from extreme weather