—Must I arrive at school at one o'clock

题型:选择题

问题:

 —Must I arrive at school at one o'clock in the afternoon?   

No, you_______.    [ ]

A. mustn't      

B. needn't    

C. can't        

D. shouldn't

考点:情态动词
题型:选择题

国际单位制中,长度的主单位的符号是______,时间的主单位的符号是______.声音在15℃的空气中传播的速度是每秒340______;声音的强弱用______表示,较为理想的安静环境,其响度应不超过40______.

题型:选择题

失神发作首选()
癫痫大发作首选()
癫痫持续状态首选()
适用于各型癫痫的药物()

A.卡马西平

B.丙戊酸钠

C.苯妥英钠

D.拉莫三嗪

E.地西泮

题型:选择题

现有A、B两个塑料瓶,A瓶内装有CO和O2的混合气体,B瓶内装有CO2气体。某同学从野外捉来两只蝗虫,分别放入两个塑料软瓶中,拧紧瓶盖。结果,两只蝗虫很快都死了。  造成蝗虫死亡的主要原因是: 

(1)A瓶                                                  ;  

(2)B瓶                                                  

题型:选择题
阅读下面短文,掌握其大意,然后从36—55各题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。
In college I had a part-time job at a shop downtown that sold doughnuts(a kind of cake) and coffee. The small shop,  36  on a block where a dozen buses stopped, it provided food to people who had a few minutes to wait for their  37 .
I  38 coffee in takeout cups and patiently waited on customers who’d point through the glass case and say, “No, not that one, the one two rows over.”
Every afternoon around four o’clock, a group of school children would burst   39 the  shop. Adults would glance in, see the crowd and   40 on. I didn’t   41 if the kids waited for the bus in the shop.
I came to know them pretty well. The girls would talk about school. The boys were more quiet, choosing not to   42   their secrets, but still, they’d wait every day in the store   43 their bus came.
Sometimes I'd hand out bus fare (车费) when a ticket went  44 — always repaid the next day.When ii snowed, the kids and I would wait  45 for a very late bus.They'd call their parents to let them know they were okay.At _ closing time I wouldn't  46 the door, and the kids and I would wait in the warm store until their bus finally arrived.
I  47 a lot of doughnuts on snowy days.I enjoyed my pals (伙伴), but it never  48  to me that I played an important part in their lives—until one Saturday afternoon when a serious-looking man came into the store and asked if I was the girl who worked weekdays around four o'clock.I  49 it was true, and he introduced himself   50 the father of two of my favorites—a brother and sister team.
"I want you know I appreciate what you do for my children.I  51 about them having to take two buses to get home.It  52  a lot that they can wait here and you are keeping an eye on them."
I told him it wasn't a big  53 .that I enjoyed the kids.
"No, you don't understand.When they're with the doughnuts lady, I know they're  54 .It is a big deal.And I'm grateful."
So I was the Doughnuts lady.I not only had received a   55 .I had become a landmark.
小题1:
A.existedB.locatedC.liedD.stood
小题2:
A.rideB.trainC.passengersD.cars
小题3:
A.tastedB.hadC.madeD.poured
小题4:
A.intoB.outC.for D.along
小题5:
A.goB.comeC.passD.pull
小题6:
A.considerB.mindC.thinkD.realize
小题7:
A.hearB.noticeC.shareD.show
小题8:
A.whenB.beforeC.afterD.until
小题9:
A.stealingB.disappearingC.missingD.remaining
小题10:
A.happilyB.anxiouslyC.sadlyD.bravely
小题11:
A.lockB.openC.watchD.keep
小题12:
A.ate upB.gave awayC.let outD.sent away
小题13:
A.stuckB.remindedC.movedD.occurred
小题14:
A.admittedB.talkedC.guessedD.refused
小题15:
A.forB.toC.asD.like
小题16:
A.careB.worryC.frightenD.wonder
小题17:
A.meansB.takesC.hasD.gives
小题18:
A.prideB.pleasureC.dealD.help
小题19:
A.controlledB.behavedC.aliveD.safe
小题20:
A.wordB.titleC.prizeD.award
题型:选择题

下列哪些项属于治安警察的职责

A.依法进行社会治安管理,维护社会治安秩序

B.发动群众参加维护社会治安秩序等工作

C.预防和处理治安灾害事故

D.查禁违禁物品

更多题库