【单选题】【消耗次数：1】
老年人缺乏维生素D的主要影响因素是（ ）。
①
营养不良
②
消化功能减弱
③
免疫功能下降
④
户外活动减少；
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相关题目
【单选题】
老年人免疫功能低下，以下哪项是错误的（）
①
对细菌感染的易感性降低
②
中性粒细胞吞噬功能和杀菌能力减低
③
T细胞的功能差
④
免疫监视功能减退
⑤
细胞免疫功能下降
【单选题】
由于老年人味觉、嗅觉功能降低，消化吸收功能下降，食欲较差，吃东西缺少滋味。所以为老年人准备食物要（ ）。
①
饮食要清淡
②
色香味要全
③
蔬菜要新鲜
④
食品要多样
随机题目
【单选题】
Like Christmas，Chinese Spring Festival is also a festival for family___________.
①
reunion
②
event
③
surprise
④
meeting
【单选题】
— _________________________— Thanks! Its very kind of you to invite me.
①
How are you？
②
Happy Mid-Autumn Festival！
③
Do you like this festival?
④
Would you like something to have？
【单选题】
Tom is hard-working, so its _____________ that he won the match.
①
no wonder
②
a pity
③
a surprise
④
a mystery
【单选题】
John was____ to the CFO of the company in China.
①
promoted
②
elected
③
chosen
④
asked
【单选题】
There is_______ coffee in this glass as in that one.
①
five times as many
②
five times as much
③
five times than
④
five times more
【单选题】
--I was quite surprised that I was elected as the chairman of the meeting.--________________________________
①
I think so.
②
You shouldnt surprise.
③
You are welcome.
④
You did an outstanding job and you really deserved it.
【判断题】
Different cultures give different styles of response to compliment(赞美), for example, Chinese people are likely to say Thanks a lot .
①
正确
②
错误