4 Complete the text about food in space with the correct form of the verbs in brackets.
first
with
Star
The
Gag
expe
astr
1994
the
Life on the International Space Station isn't easy.
There is no gravity, which makes simple tasks
like eating and drinking quite difficult. In the past,
space food!
(serve) in tubes like toothpaste.
Astronauts didn't like this. In the 1990s, new
containers ?___ (design) by scientists and new
methods for preserving food ? (invent).
Nowadays, space food tastes much better. It
(dry) and carefully packaged, and modern
containers are much better than the ones which
(use) ​

1. — they’ve just bought a new car. they haven't just bought a new car. have they just bought a new car?

2. — barbara has moved into a new flat— barbara hasn't moved into a new flat. has barbara moved into a new flat?

3. — i have passed the exam. i haven't passed the exam. have i passed the exam?

4. — david has grown a beard. — david hasn't grown a beard. has david grown a beard?

5. — michael has just returned from america. — michael hasn't just returned from america. has michael just returned from america?

6. — he has just given up smoking. — he hasn't just given up smoking. has he just given up smoking?

7. — we’ve bought a dog. we haven't bought a dog. have we bought a dog?

8. — nick has already fed his rabbit. has nick already fed his rabbit? nick hasn't already fed his rabbit.