凡是悬臂皮带更换托辊，悬臂应停在（）度。
参考答案：90
下列程序段的执行结果为 For X=5 To 1 Step -1 For Y=1 To 6-X Print Tab(Y+5)；"*"； Next Print Next
A．***** **** *** ** *
B．***** **** ******
C．* ** *** **** *****
D．* *** ***** ******* *********
Last year this piece of music ______him ______one of the most famous singers. [ ]
A. makes , become
B. make, become
C. made , became
D. made, become
