Choose the sentence that best combines the following pair of sentences.

He tried to learn English well. He wanted to join an exchange programme in the US.

A. There are many people and buildings in cities.

B. There is visible technology in cities.

C. There has been population growth in cities.

D. There has been the infrastructure in cities.

A. in

B. over

C. into

D. at

A. You should take three tablets daily for three months.

B. You should finish all of this medicine within three months.

C. You should keep using this medicine during meals in three months.

D. You should get rid of the pills three months after you opened the jar.

A. It was in November when we had a meeting about global warming.

B. It is in November that we will have a meeting about global warming.

C. It is November when we have a meeting about global warming.

D. It was November that we would have a meeting about global warming.

A. She has worked as an English teacher for ten years.

B. She has worked as an English teacher since last year.

C. She last worked as an English teacher ten years ago.

D. She didn’t work as an English teacher ten years ago.

A. The powder should be taken with water.

B. This product shouldn’t be used with water.

C. You can drink this powder with as much water as you can.

D. Children are allowed to use the product.

A. I want to visit neither Singapore nor South Korea.

B. I want to visit either Singapore or South Korea.

C. I want to visit Singapore, not South Korea.

D. I want to visit both Singapore and South Korea.