.
Because of the sharp drop of birth rate, the number of students sitting the college entrance exams ______ all the time
A.is declining
B.has declined
C.have been declined
D.were declining
答案:A
.
Because of the sharp drop of birth rate, the number of students sitting the college entrance exams ______ all the time
A.is declining
B.has declined
C.have been declined
D.were declining
答案:A