从某高中随机选取5名高三男生,其身高和体重的数据如下表所示:由下表可得回归直线方程,据此模型预报身高为的男生的体重大约为( )
A.69.5 B.70 C.70.5 D.71
Jack is going to be an older brother.His parents are planning to have their child.
one
first
second
Some new airports in the west of our country.It will save our time to go there.
build
will build
will be built
Simon has done well in his studies, he still works really hard.( )
Since
If
Although
Unless
Please ________ the rubbish and put it into the proper rubbish bin.
look up
pick up
grow up
Emma loves animals and looks after her pet dog ________ than her friends.
carefully
more carefully
the most carefully