a single world can change the meaning of a sentence, a single sentence can change the meaning of a paragraph.
A. Just as B. Even though
C. Until D. Unless
Albert Einstein was born in 1879. As a child, few people guessed that he a famous scientist whose theories would change the world.
A. has been B. had been
C. was going to be D. was
Body language can a lot about your mood, so standing with your arms folded can send out a signal that you are being defensive.
A. take away B. throw away
C. put away D. give away
If you swim in a river or lake, be sure to investigate is below the water surface. Often there are rocks or branched hidden in the water.
A. what B. who C. that D. whoever
Studies have shown that the right and left ear sound differently.
A. produce B. pronounce
C. process D. download
It was so noisy that we hear ourselves speak.
A. couldn’t B. shouldn’t
C. mustn’t D. needn’t
