【单选题】
Every morning Mr. Smith takes a ____walk to his office.
①
20 minute
②
20 minutes
③
20-minutes
④
20-minute
【单选题】
The gate is too____ for a car; we’ll have to walk through. ?
①
shallow ?
②
loose ?
③
broad ?
④
narrow?
【单选题】
Havent seen you for ages. Lets have a dinner together this weekend.____________
①
Yes, of course.
②
Welcome!
③
No, thanks.
④
Great idea!
【判断题】
设<img class=jc-formula data-tex=A=\left[ 3\quad -1\\ -6\quad 2 \right] ,B=\left[ 1\quad 2\\ 3\quad 6 \right] ,则AB=\left[ 0\quad 0\\ 0\quad 0 \right] src=https://huaweicloudobs.ahjxjy.cn/793B9AF3F80DEB5E691FF8385616A0B6.png style=vertical-align: middle;/>
①
正确
②
错误
【单选题】
---Are you going there with them ? ----If you go,__________.
①
I also go
②
so do I
③
so I will
④
so will I
【单选题】
设<img class=jc-formula data-tex=0P(A)1,0P(B)1,P(A\left| B \right) +P(\overline { A } \left| \overline { B } \right )=1 src=https://huaweicloudobs.ahjxjy.cn/8A1B3E06E77B99186F1AA8E01E3316C3.png style=vertical-align: middle;/>,则下列结论成立的是
①
事件A和B互不相容；
②
事件A和B互相对立
③
事件A和B互不独立
④
事件A和B互相独立
【单选题】
It was his fault,but he put the blame on others—thats _______ we cant agree.
①
where
②
what
③
how
④
which
【单选题】
A: I thought you were working until 6:30. B: [填空], but we finished our meeting at 5:30 and were let go.
①
I tried to
②
I hoped so
③
Id love to
④
I was supposed to