____whatmay,we’renotgoingtomakeanyconcessionstohisunreasonabledemands.
A、Come
B、Came
C、Coming
D、Havingcome
Henoticedthehelicopterhoveringoverthefield.Thentohisastonishment,hesawaropeladder_____outandthreemenclimbingdownit.
A、throwing
B、beingthrown
C、havingthrown
D、havingbeenthrown
WhichofthefollowingitalicizedwordsDOESNOTcarrythemetaphoricalmeaning?
A、Iwonderwhat’sbehindthischangeofplan
B、Jimturnedtospeaktothepersonstandingbehindhim
C、ThisworkshouldhavebeenfinishedyesterdayI’mgettingterriblybehind
D、IsupposeI’mluckybecausemyparentswerebehindmealltheway
患者男，40岁，2周来右侧咬物不适，冷水引起疼痛，近2日来夜间疼痛，影响睡眠，并引起半侧头痛，疼痛不能定位，检查右侧上、下磨牙面均有深的龋洞。对患牙的应急处理为
A、拔除
B、开髓引流
C、抗炎止痛
D、安抚治疗
E、间接盖髓充填
You____thatlettertoJames.However，youdidn't.
A、oughttowrite
B、oughttohavewritten
C、shouldwrite
D、shouldbewriting