【单选题】【消耗次数：1】
They are working hard to____ what they have lost.
①
make out for
②
keep up with
③
catch up with
④
make up for
参考答案：
复制
纠错
相关题目
【单选题】
8.______ your request for a make-up test, we have referred the matter to the school authority.
①
For the purpose of
②
With regard to
③
In view of
④
In accordance with
【单选题】
If you don’t think it necessary to make ____ any missed lessons, speak up now.
①
up for
②
up with
③
up to
④
away for
【单选题】
_____ that we couldn’ t catch up with him.
①
So fast he ran
②
So fast did he run
③
So fast ran he
④
Such fast did he run
【单选题】
To step up the trade, we______ our end-users, make counter-offers as below.
①
and
②
on behalf of
③
with
④
from
【简答题】
Direction: Fill in the blanks with the phrases given below. Change the form if necessary.[have access to; go off; desperate for; put up with; always the case; give advice; concentrate on; arrive at; make an effort; come in handy]8. The prisoner[填空1]to escape, but he couldnt climb up the prison wall.
【单选题】
You must have stayed up late last night, _____?
①
mustn’ t you
②
don’ t you
③
didn’ t you
④
needn’ t you
【单选题】
Only when one is ______ of one’s getting behind is one more likely to catch up.
①
critical
②
aware
③
visual
④
effective
【单选题】
I don’t know you want to keep the letter, I’ve _____it up.
①
torn
②
given
③
broken
④
disposed
随机题目
【多选题】
相关分析
①
分析对象是相关关系
②
分析方法是配合回归方程
③
分析方法主要是绘制相关图和计算相关系数
④
分析目的是确定自变量和因变量
⑤
分析目的是判断现象之间相关的密切程度，并配合相应的回归方程以便进行推算和预测
【多选题】
建立一元线性回归方程是为了
①
说明变量之间的数量变动关系
②
通过给定自变量数值来估计因变量的可能值
③
确定两个变量间的相关程度
④
、用两个变量相互推算
⑤
用给定的因变量数值推算自变量的可能值