If there were flying saucers, there ______ traces of their landing.

Nylon ______________ in the 1930s

Today, Laura doesn’t go to work because it is her day ______ .

What’s going to be ____________ TV tonight?

I asked her if she______the following exam.

Mukai Chiaki, the first female Japanese astronaut, ……….. 15 days aboard the space shuttle Columbia in space before it …….. to the Earth on July 23,1994.

……………fax transmission is commonly used in most offices.

I felt nervous when the teacher said she __________ my school report home soon.

John cannot make a _______ to get married to Mary or stay single until he can afford a house and a car.

Minh often goes to school _______ motorbike.

Many students aren't keen …………………… their study at school.

................. are you talking to?

Tomorrow we'll go to Noi Bai Airport to meet Maryam, _________comes from Malaysia.

Instead ___________ starting with something serene and relaxing, he played a song with fast tempo and strong beats.

She had worked as a tourist guide before __________ a teaching career.

It was a beautiful day, my friends and I went  _____ a picnic to my home village.

He _____ to give up smoking since last week.

The ________ of the volcano was predicted in advance, so no one was injured.

He is able ___________ the faucets in our house.

The leopard is _________ the threat of extinction.

Playing sports is _________ good way to stay away from stress.