【单选题】【消耗次数：1】
7. My uncle __________ to see me. He’ll be there soon.
①
comes
②
is coming
③
had come
④
came
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相关题目
【单选题】
My uncle _________ to see me. He’ll be here soon.
①
comes
②
is coming
③
had come
④
came
【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】
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】
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】
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】
5. 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】
7. --Did______ of your parents come to attend the openingceremony? --_______ of them came.
①
None
②
Neither
③
either; Neither
④
both; None
随机题目
【单选题】
关于缺失牙对颌牙伸长的原因，以下正确的描述有哪些
①
牙齿一生都在缓慢生长，牙髓中有供应其生长所需营养的血管、淋巴管等
②
正常牙齿的生长之所以看不到，是因为生长的速度和日常磨耗的速度相差无几，相互抵消了
③
但是没了对颌牙的牙齿由于没有磨耗，时间久了自然会伸长了
④
以上都对
【单选题】
关于种植修复前正畸压低磨牙的疗效评价，以下不正确的描述是
①
只要磨牙压低后，能为种植修复提供5-6mm的垂直距离，即可视为矫治成功
②
对于压低困难的牙齿，若能提供4mm以上的垂直距离，也可视为有效，但需要结合少量调牙合等方法完成修复
③
根据不同的文献报道，磨牙压低量为1-4.2mm，疗程为3-12个月
④
压低时将力量控制在50-200g范围内，一般不会引起可见的牙根吸收
⑤
压低磨牙不会对牙周组织造成任何不良影响，包括牙龈退缩和牙周袋形成
【单选题】
缺失牙对颌牙伸长的危害有哪些
①
种植修复空间不足
②
食物嵌塞，与邻牙间菌斑容易堆积，影响牙周健康
③
易造成咬合错乱干扰、偏侧咀嚼等，严重者可能造成颞下颌关节疾病
④
影响进食，引起胃肠道功能紊乱
⑤
以上都是