13. According to paragraph 2, when the
temperature of the sides and bottom of the egg
are cooler than the top, then
(A) there may be a good chance for
successful incubation
(B) the embryo will not develop normally
(C) the incubating parent moves the egg to
a new position.
(D) the incubation process is slowed down
阿摩線上測驗
登入