15 Bài tập Trắc nghiệm Unit 15 Vocabulary and Grammar

That’s my friend, ................ comes from Japan. 

The plants which ................ in the living room need a lot of water.

She’s the woman ................ sister looks after the baby for us.

That’s the doctor for ................ Cliff works.

Marie, ................ I met at the party, called me last night.

A ………. is an enormous system of stars in outer space.

In July of 1975, the first US-Soviet joint ……… occurred with the Apollo-Soyuz project. 

Aircraft flying in …….. arcs create microgravity for tests and simulations that last 20-25seconds.

Yuri Gagarin became the first person to eat and drink in ………… 

I passed all my exams - I’m …………!

He’s so brilliant and he can do anything - ……….

Pham Tuan said everything quite strange although he ……….. when he was on the ground.

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.

Today, the menu on the ISS includes more than 100 items …….. astronauts can choose their daily meals before they fly into space. 

Do you know the reason ……. humans are interested in Mars and other planets in thesolar system?