题目

关于氘原子( )说法错误的是（） A . 电子数为1 B . 中子数为2 C . 质量数为2 D . 质子数为1 答案：BIt had been a tiring day and I was looking forward to a quiet evening. My husband wouldn’t come back until late and I had   16   to sit down in a comfortable armchair in the living room and read a book. I   17  the children to bed early and   18   a cold supper and some coffee. Soon I was sitting comfortably with a plate   19   with food before me and a book at my side. I was just beginning to eat when the telephone rang. I put down my knife and fork and hurried to   20   it. By the time I got back to the living room, my coffee   21  cold. After I finished my   22   I began to drink my coffee with my book   23  at page one. Suddenly there was a   24   at the door. It gave me such a great surprise that I spilt the  25   and made an ugly stain（污迹）on my skirt. Some stranger had got   26   and wanted me to show him the way. It   27  ages to get rid of him. At last I   28  to sit down again and actually read a whole page without any more interruption until the baby woke up. He began crying loudly and I rushed upstairs. The baby was   29   awake at eleven o'clock when my husband came home. I should have cried myself when he asked me if I had a(n)  30  evening！小题1:A．decidedB．startedC．comeD．hurried小题2:A．putB．madeC．threwD．allowed小题3:A．boiledB．heatedC．cookedD．prepared小题4:A．fullB．filledC．fillingD．to be filled小题5:A．receiveB．acceptC．answerD．reply小题6:A．was gettingB．had gotC．would getD．got小题7:A．supperB．drinkingC．readingD．coffee小题8:A．openingB．openedC．openD．being opened小题9:A．strangerB．knockC．dogD．man小题10:A．foodB．supperC．coffeeD．plate小题11:A．lostB．goneC．missingD．disappeared小题12:A．costB．spentC．paidD．took小题13:A．triedB．hopedC．managedD．decided小题14:A．alreadyB．stillC．possiblyD．almost小题15:A．pleasantB．excitingC．friendlyD．lonely