Science & Technology

1. The machine suddenly _______ during the experiment.
   A. carried out
   B. gave off
   C. broke down
   D. plugged in

2. Scientists need to _______ more tests before they reach a conclusion.
   A. turn into
   B. carry out
   C. come off
   D. cut off

3. The new drug trial didn’t _______ as well as they had hoped.
   A. come off
   B. work out
   C. turn off
   D. narrow down

The project is _______ nicely; we should be done by Friday.
A. put through
B. come up with
C. come on
D. find out

We need to _______ a solution before the deadline.
A. come up with
B. give off
C. plug in
D. turn into

6. The storm _______ the power in the whole village.
   A. came off
   B. turned off
   C. cut off
   D. narrowed down

7. I want to _______ more about how this technology works.
   A. find out
   B. give off
   C. come on
   D. plug in

8. The volcano began to _______ a strange smell.
   A. give off
   B. work out
   C. break down
   D. narrow down

9. We need to _______ the list of candidates to just three.
   A. carry out
   B. plug in
   C. narrow down
   D. turn into

10. Don’t forget to _______ your laptop before you use it.
    A. plug in
    B. turn off
    C. work out
    D. cut off