操作票在执行中不得颠倒顺序,也不能(),如需改变应重新填写操作票。
A、增减步骤
B、跳步
C、隔步
D、打勾
参考答案:A, B, C
“May I take your order now?” “We’d like three black _______ and two green _______.”
A.coffee, cups of teas
B.coffees, teas
C.cups of coffee, tea
D.cup of coffees, teas
8888×125的值为( )
A.11111000
B.1000000
C.1111000
D.100000