19.The university regulations require that the students__ at least 90% of the lectures.
A、attended
B、to attend
C、would attend
D、attend
Directions:In each of the following groups of words,there are four underlined letters or letter combinations marked A,B,C and D.Compare the underlined parts and iden-tdtify the one that is different from the others in pronunciation.Mark your answer by blackening the corresponding letter on the Answer Sheet。
A、blew
B、crew
C、sew
D、Jew
9.I'll consider___Ms.Smith tonight,but I am not sure if I have the time.