【单选题】Part A Directions: Read the following three texts. Answer the questions on each text by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1. It is surprising how many expressions that people us...
A.
he has a difficulty in responding to other people's maneuvers
B.
he is a person who is fond of playing card games
C.
he might lose a game because he forgets his card
D.
he may win a game at the last moment when he shows his secret skills
【单选题】Part A Directions: Read the following four texts. Answer the questions below each text by choosing A, B, C or D. (40 points) A classic series of experiments to determine the effects of overpopulation ...
A.
when it was double the number that could live in the enclosure without stress
B.
by removing young rats
C.
so that there was a constant number of adult rats in the enclosure