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【简答题】
看图,填空 1 .There is a clock ______________ the wall near the window. 2.There is a window ______________ the clock and the shelves. 3.There are three pictures ______________ the wall near the door. 4.There is a table______________ the room. 5.There are some books ______________ the shelves. 6.There are two sofas ______________the door.
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【单选题】当三极管的发射结正偏、集电结反偏时,三极管所处的状态是()
A.
导通状态
B.
放大状态
C.
饱和状态
D.
截止状态
【简答题】Some nations pride themselves on having a clear and logical language. The French, for instance, point to their language as being the clearest and most logical in the world. The Germans, similarly, ten...
【判断题】当三极管的发射结正偏,集电结反偏时,三极管处于饱和状态。
A.
正确
B.
错误
【简答题】In what seems like the prehistoric times of computer history, the earth’s postwar era, there was quite a wide-spread concern that computers would take over the world from man one day. Already today, l...
【单选题】当三极管的发射结正偏,集电结反偏时,三极管处于( )状态。
A.
饱和
B.
放大
C.
截止
【简答题】有订单表orders(oid,odate,cid), 其中oid是订单号,odate是订单日期,cid是客户编号; 订单详细信息表orderitems(oid,pid,quantity);其中pid是商品编号,quantity是数量。 查询购买商品编号为“101”商品的顾客编号及订单日期。SQL语句为( )A. select cid,odate from orderswhere oid in  (...
【简答题】Some nations pride themselves on having a clear and logical language. The French, for instance, point to their language as being the clearest and most logical in the world. The Germans, similarly, ten...
【简答题】In what seems like the prehistoric times of computer history, the earth’s postwar era, there was quite a wide-spread concern that computers would take over the world from man one day. Already today, l...
【判断题】当三极管的发射结正偏,集电结反偏时,三极管处于放大状态。
A.
正确
B.
错误
【多选题】OID 的增值规则
A.
交货无违约
B.
贷款无违约
C.
市场份额
D.
付款收款无违约
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