Sex education is very important.Many schools have begun teaching it to their students.

He finished his course.He soon applied technology in his work effectively.

I had seen her flat with my own eyes.I know why she wanted to live there.

Mark the letter A,B,C or D to indicate the sentence that best combines each pair of sentences

Tourists mustn’t photograph any of the paintings in the museum.There is no exception.

As soon as he arrived at the airport,he called home.

He started phoning his friends as soon as he finished his work.

The train had left.She realized she hadn’t locked the door.

You shouldn’t come to examination room late in any circumstances.

I had just arrived home.I was called immediately back to the head office.

Visitors are not allowed to take pictures inside Ho Chi Minh mausoleum.There is no exception whatsoever.

Seth informed us of his retirement from the company when arriving at the meeting.

Harry had packed his luggage.Then he loaded it into the car and set off for the airport.

The train arrived at the station.Shortly after that the passengers rushed towards it.