判断题集中复习的效果优于分散复习的效果。( )
单项选择题It ()me two hours to get there by bus.
A. spent B. took C. used D. paid
单项选择题Last weekend, an English short play was ()in the school hall.
A. put in B. put down C. put on D. put up
单项选择题When he ()home, he saw his mother cleaning the room.
A. got up B. got back C. got off D. got on
单项选择题Sam ()Chinese since he came to Chin
A. learns B. learned C. has learned D. will learn