【单选题】【消耗次数：1】
I ___remember to send my mother some flowers. Its her birthday tomorrow.
①
must
②
have to
③
could
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相关题目
【单选题】
—Don’t forget to come to my birthday party tomorrow.—I ____ .
①
don’t
②
won’t
③
can’t
④
haven’t
【单选题】
Yesterday was my birthday. My mother .
①
made a cake to me
②
made a cake me
③
made for me a cake
④
made me a cake
【单选题】
——Tomorrow ____ my birthday. I’d like you and Jane to come.
——I’m not sure if she ____ free.
①
willbe；is
②
isgoingto；is
③
is；is
④
is；willbe
【单选题】
— Could I make an appointment with Dr. Zhang to check my teeth tomorrow morning?— .
①
Certainly!
②
No, you cannot.
③
He isn’t in.
④
ok
【单选题】
Alice: Natalie must have left since your plane arrived so late.Sam: To my surprise, I found her waiting for me at the airport.Alice: ___________
①
What a pity.
②
How kind.
③
Good for her.
④
No kidding.
【单选题】
Alice: Natalie must have left since your plane arrived so late. Sam: To my surprise, I found her waiting for me at the airport. Alice: ___________
①
What a pity.
②
How kind.
③
Good for her.
④
No kidding.
【单选题】
I remember her face but I cannot___ where I met her.
①
recall
②
remind
③
remark
④
remember
【单选题】
—Why didn’t you come to join her party?
—I______, but I had to look after my ill mother.
①
would have
②
should
③
would do
④
was going to have
【单选题】
I have _________ some courses and software to my Smartphone, and I find they are very interesting and easy to use.
①
uploaded
②
downloaded
③
copied
④
copy
随机题目
【单选题】
某机床厂要统计该企业的自动机床的产fi和产值，上述两个变量是（ ）
①
二者均为离散变量
②
二者均为连续变量
③
前者为连续变量，后者为离散变fi
④
前者为离散变_S,后者为连续变量
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什么是抽样平均误差和抽样极限误差？二者有何关系？写出二者的计算机公式
【简答题】
什么是变异系数？变异系数的应用条件是什么？请写出标准差异系数的计算公式
【简答题】
试论述周益民是如何让语文课堂成为儿童梦的故园？