What do you want to do when you _____ up? [ ]
A. will grow
B. grows
C. grow
D. grew
答案:C
Playing with fire can be very dangerous, or ________ it another way, don’t try it like this.
A.tell
B.put
C.talk
D.speak
按起重量分类,起重量3~15T的塔式起重机属于()
A.轻型塔式超重机
B.中型塔式起重机
C.重型塔式起重机
D.超重型塔式起重机