【題目】________ noise pollution and we can live in a quiet environment.

【題目】---Jimmy, Where are you? Come to help me in the kitchen.

【題目】You should stick to taking exercise _____ you really do not care about your health.

【題目】---Would you go to the concert with me tonight, Jim?

【題目】I was very nervous when I began to make the speech(演講). I didn’t even know ____ to start with.

【題目】We believe that we can’t complete the difficult task in such a short time ____ their help.

【題目】The film is so interesting that, I think, it is ________ worth seeing twice.

【題目】---Nowadays, it’s not very difficult to enter ________ university.

【題目】— What happened to Miss Liu just now?

【題目】— I don’t know how to reduce stress from my studies.