23. If we replace as much carbon as we burn, we are carbon- ………….
print
power
neutral
17. Many instruments that are still used today in ………were designed by Arab scholars.
operational
operate
operations
4. From 1990 CE to 2000 CE was a……………
century
generation
decade
11. My grandfather has ……………..in his fingers, so he sometimes finds it difficult to write.
acupuncture
arthritis
migraine
5. Everyone should know ………… the dangers of the internet.
about
on
When do you ………………. to receive your test results?
expectancy
expectantly
expect
16. Luckily, the police arrived and the thief was caught. ………………
red-handed
green light
white elephant
8. When I graduate from university, I would like to buy a house and ………………
meet up
look around
settle down
24. A ………………….. is an expert in many subjects.
astronomer
polymath
physician
2. When you heat cheese, it …………
melts
boils
roasts
13. Seeing ………. has positive effects on your health.
blue
red
green
9. Lights will go off automatically …………. we will save energy.
Therefore
Despite
However
His performance will ……….. the attention of all audience .
spend
take
catch
14. The king always …….. interest in the progress of youth .
take
catch
spend
3. You need a sharp knife to …………… the bread .
sprinkle
boil
slice
10. …………….. the 'Internet of Things' sounds exciting, we should be careful.
Although
Therefore
in this way
7. You have to fill ….. a form before ordering this item .
in
on
at
If you want to …........... this seminar , you have to register first .
take
attend
catch
1. I've never visited that museum. I'd like to go in and look …........
down
around
up
6. When giving …….. personal information, be careful .
out
in
of