In Kenya’s vast Tsavo National Park, breeding herds of elephants are a common sight, the new babies hurrying to_______ their mothers.
A. keep track of B. keep up with
C. keep in touch with D. keep away from
There is something about music that_______ it_______ all other art forms.
A. distinguish; between B. distinguishes; between
C. distinguish; from D. distinguishes; from
Many people in Haiti died from the earthquake becau
se they didn’t have_______ to immediate rescue.
A. access B. approach
C. admission D. attention
The engine just won’t start. Something seems_______ wrong with it.
A. to go B. to have gone
C. going D. having gone
This page needed_______ again.
A. being checked B. checked
C. to check D. to be checked
The fact has worried many scientists ______the Earth is becoming warmer and warmer these years.
A. what B. which
C. that D. though
