【单选题】【消耗次数：1】
That day he ___________ his clothes before he came to see me.
①
has washed
②
washed
③
had been washing
④
was washed
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相关题目
【单选题】
That day he_______his clothes before he came to see me.
①
has washed
②
washed
③
had been washing
④
was washed
【单选题】
That day he ___ his clothes before he came to see me.
①
has washed
②
washed
③
had been washing
④
was washed
【单选题】
Before he came to New York, he had never heard a single English word（）.
①
speak
②
to speak
③
spoke
④
spoken
【单选题】
He said that his sister ?[填空]been there one week before
①
had
②
has
③
have
④
will have
【单选题】
I went to the doctors yesterday. I had to wait for half an hour before he________see me.
①
can
②
may
③
might
④
could
【单选题】
I went to the doctor’s yesterday. I had to wait for half an hour before he ___ see me.
①
?can
②
?may
③
?might
④
?could
【单选题】
Jack is so ____ to his appearance that he never has his clothes pressed.
①
adverse
②
anonymous
③
indifferent
④
casual
【单选题】
Jack is so _____ to his appearance that he never has his clothes pressed.
①
adverse
②
anonymous
③
indifferent
④
casual
随机题目
【单选题】
患儿，5岁半，右下后牙肿痛2日，检查：右下第二乳磨牙冠大部分破坏，龋洞较深，叩(+)，松动Ⅱ度，颊侧牙龈处有0.5mm×0.5mm脓肿，X线片显示根吸收达根长1／3，根分歧有低密度阴影，右下第一恒磨牙根形成2/3，上方骨板消失。如果治疗右下第二乳磨牙后仍然松动，症状不缓解，应做的处理是
①
开放反复换药
②
碘仿糊剂根管治疗
③
拔除制作远中导板保持器
④
髓腔换药第一恒磨牙萌出后拔除
⑤
拔除
【单选题】
患者，6岁，左下后牙有洞疼痛4天，昨晚加重，不能入眠。最可能的诊断（）。
①
深龋嵌塞食物
②
急性牙髓炎
③
慢性牙髓炎急性发作
④
急性根尖周炎
⑤
慢性根尖周炎急性发作
【单选题】
患儿，5岁半，右下后牙肿痛2日，检查：右下第二乳磨牙冠大部分破坏，龋洞较深，叩(+)，松动Ⅱ度，颊侧牙龈处有0.5mm×0.5mm脓肿，X线片显示根吸收达根长1／3，根分歧有低密度阴影，右下第一恒磨牙根形成2/3，上方骨板消失。本病例右下第二乳磨牙的诊断是
①
慢性根尖炎急性发作
②
根尖脓肿
③
根吸收
④
深龋
⑤
慢性牙髓炎急性发作
【单选题】
年轻恒牙牙髓治疗原则为（）。
①
保留牙齿，维持间隙
②
去除牙髓感染，修复牙齿外形
③
恢复咀嚼功能，促进颌骨发育
④
尽可能保护活髓和牙乳头
⑤
保留牙齿，恢复咀嚼功能