【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/3BF28E552B1791EA3BB1C75E82816480.jpg title=2-B.jpg alt=2-B.jpg/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/17126193B4ABD4B3F401541698634A35.jpg title=2-1.jpg alt=2-1.jpg/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/ECD9AADB9AE5D36F8EACDC2A74071F93.jpg title=2-2.jpg alt=2-2.jpg/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/9341BA88610534B695FE1D06F533DD73.jpg title=2-3.jpg alt=2-3.jpg/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CADA790D5438A6467A921F6262D021A0.jpg title=2-4.jpg alt=2-4.jpg/>
【单选题】
计算１<img class="kfformula" src="20200624/1592985109154466.png" data-latex="{molCO}_{2}" width="102" height="28"/>的质量是（ ）g。
①
8
②
12
③
33
④
44
【单选题】
Thanks to Mr. Wang, he kept____ us to remember the important things.?
①
to ask ?
②
asking ?
③
to be asked ?
④
not asking?
【单选题】
关于MR检查图像解读，缺血半暗带的表现为：
①
DWI和ADC参数图分别表现为高信号区和低信号区；上述区域在T3WI图像显示正常。
②
MTT异常区域大于DWI和ADC参数图中异常区域的部分为缺血半暗带。
③
T3WI图像上新鲜梗死区信号增高
④
以上均是
【单选题】
Mr. Robinson knew that the most trivial chore could
prove to be a ____ if approached with enthusiasm.
①
prize
②
reward
③
refund
④
bonus
【单选题】
Mr. Clinton, together with his wife and children, _______ going to the park next weekend.
①
is
②
has
③
are
④
was