Question

Choose the correct answer. 1) Life on other planets still............ a mystery.A maintainD provesB remains C keeps2) You should always............ new files on your PC.B back up CjustifyA support3) Genes help us............. with illnesses.A fightB winD holdC faceD cope4) How many planets comprise our solarA systemB circleC panelD way5) The company....... a new cell phone on the market. A presented B launched C revealed D started6) Who....... in winning a Nobel Prize in Physics in 1964?A succeededB managedC achievedD accomplished7) That was a great breakthrough in scientific........... A investigation B process C research D trial 8 Check your PC's recycle.......... for the lost document.A basketB binC boxD bag9) The Internet is a rich ..............of information.A modelA influenceB power C source D link10) Mobile phones may adversely ............ our brains.B control C injureD affect

Answer 1

1. B remains

2. B back up

3. A fight

4. A system

5. B launched

6. D accomplished

7. C research

8. B bin

9. C source

10. D affect

Answer 2

Here are the correct answers:

1. Life on other planets still remains a mystery.
2. You should always back up new files on your PC.
3. Genes help us cope with illnesses.
4. How many planets comprise our solar system?
5. The company launched a new cell phone on the market.
6. Who succeeded in winning a Nobel Prize in Physics in 1964?
7. That was a great breakthrough in scientific research.
8. Check your PC's recycle bin for the lost document.
9. The Internet is a rich source of information.
10. Mobile phones may adversely affect our brains.