委托监理合同变更或解除合同的通知或协议( ),协议未达成之前,原合同仍然有效。
A.必须经公证机关公证
B.必须采取书面形式
C.可采取口头形式
D.由仲裁机构裁定
参考答案:B
补全对话,每空一词。
A: (1)_______ do you make a chicken sandwich?
B: (2)_______, put the mayonnaise on a slice of bread.
A: And then?
B: Cut up an onion and a tomato. Add these (3)_______the sandwich.
A: What do you do next?
B: (4)________ some lettuce and the chicken slices on the sandwich. Put the relish on the chicken.
A: And (5)_______, Put another slice of bread on the top.
B: Yes, you are right.
1.______ 2.______ 3.______ 4.______ 5.______
( )主要反映出主产品的层次结构、所有零部件的结构关系和数量组成。
A.BOM
B.MPS
C.MRP
D.库存文件