The brain-drain happens when the highly-qualified people who don't take a drop in salary become _______ and end up by emigration

A. discreditable

B. disenchanted

C. dispensable

D. discernible

Question 5:  We should participate in the movement              to conserve the natural environment.

A. to organize                B. organized                   C. organizing                 D. which organized

________the habit of smoking is proving to be extremely challenging for Ted and his friends

A. Kicking

B. Leaving

C. Shooting

D. Hitting

________ you should do now is to take a long holiday

 A. That          B. Which          C. What          D. It

The exhibition is a ______ opportunity to see her last work because she is on the point of retiring next month

A. singular

B. unique

C. exceptional

D. single

 My sister worries so much about fitness that she wastes a lot of time and money.
A. My sister wastes a lot of time and money though she worries so much about fitness.
B. My sister worries about fitness so that she wastes a lot of time and money.
C. Worrying too much about fitness, my sister wastes a lot of time and money.
D. Fitness worried, my sister wasted a lot of time and money.

_____________ have made communication faster and easier through the use of e-mail and the Internet is widely  recognized.

A. It is that computers         B. That computers       C. Computers that       D. That it is computers

Susan said I ought to lie down for while.
A. Susan said that I should have lain for a while.
B. Susan suggested that I lie down for a while.
C. Susan suggested me to lie down for a while.
D. Susan ought to have lain down for a while.

Don’t  worry about the party. I’ll _________ to it.

A.  offer         B. care           C. see       D. devote

Câu 55: A. popular B. impatient C. decisive D. observant