属于急性药害的是（）。A、器官脱落、枯萎、不结实B、褪色、器官脱落、枯萎C、品质下降

（18分）如图甲所示，在PQ左侧空间有方向斜向右上的匀强电场E₁在PQ右侧空间 有一竖直向上的匀强电场E₂="0.4N/C，还有垂直纸面向里的匀强磁场B（图甲中未画" 出）和水平向右的匀强电场E₃ （图甲中未画出），B和E₃随时间变化的情况如图乙所 示，MN为距PQ边界2.295m的竖直墙壁，现有一带正电的微粒质量为4x1O ⁷kg电量为1xlO ⁵C，从左侧电场中距PQ边界m的A处无初速释放后，沿直线以1m/s速度垂直PQ边界进入右侧场区，设进入右侧场时刻t=0,取g = lOm/s².求：

（1）PQ左侧匀强电场的电场强度E₁,的大小及方向。（sin37°=0.6);

（2）带电微粒在PQ右侧场区中运动了1.5s时的速度的大小及方向；

（3）带电微粒在PQ右侧场区中运动多长时间与墙壁碰撞？（)

根据句意和语法要求完成下列句子。（满分15分，每小题1分）

小题1:My two brothers are both ___________(policeman).

小题2:_________ would be good for you to have a holiday.

小题3:Did you enjoy_________ at the party yesterday?

小题4:Guo Yue did quite well at the World Table Tennis Championship, but Zhang Yining did even___________(well).

小题5:It’s raining_________(heavy). We have to stay at home instead of going fishing.

小题6:Professor Williams keeps telling his students that the future_________(belong) to the well-educated.

小题7:I know a little bit about Italy as my wife and I_________(go) there several years ago.

小题8:The flowers were so lovely that they______(sell) at once.

小题9:Now they ________(build) a new cinema here.

小题10:This is the first time that we_________(see) a film in the cinema together as a family.

小题11:This is the station_________ I saw Tom off.

小题12:There was a time__________ children hated to go to school.

小题13:Those _________are present at our class are all experienced teachers.

小题14:This is the book _________cover is blue.

小题15:_________ is known to all, the earth is round.

“大将筹边尚未还，湖湘弟子满天山；新栽杨柳三千里，引得春风渡玉关。”诗中的“大将”指的是：

A．林则徐

B．曾国藩

C．左宗棠

D．邓世昌

足太阳经标本是：

A．少商　　　　尺泽
B．大椎　　　　曲池
C．十二井穴　　十宣
D．厉兑　　　　内庭
E．外关　　　　鱼际

女性，36岁，发现颈前肿物1月，近1周肿物增长较快，无声嘶。查体：右叶甲状腺中部可及3cm×3cm肿物，光滑，随吞咽上下活动，中等硬。周围未触及肿大淋巴结。

B超检查为实性肿物，放射性核素扫描为"冷结节"，术中应如何处理（）

A.单纯肿物切除

B.甲状腺次全切除

C.右侧甲状腺大部切除

D.右侧甲状腺全切除

E.甲状腺次全切除送冷冻后再定手术方式