题目：
根据提示用正确的形式填空
小题1:Let him ____________ ( play ) football with us.
小题2:He often helps me __________ (make) model planes.
小题3:She _____________ ( not do) the housework in the morning.
小题4:Simon wants ____________ (be) a doctor.
小题5:Can you a__________ these questions ?
小题6:He doesn’t enjoy_____________（chat）with others.
小题7:—What’s Danny like? —He’s ________(help).
小题8:The two boys are in different _____________（ 年级）.
小题9:Please put them in the _________(shop) basket.
小题10:Look! There’re some flowers on the _________ (teacher) desk.
小题11:Do you know who is the m________ of the cat ? Mr Zhang is .
小题12:Where is his t_________ brother ? Oh , he’s over there.
小题13:We must be ____________(有礼貌的) to old people.
小题14:What are their _______________(业余爱好) ？
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0616/2e1f129fc93367f39c408f3c13d87019.html
下面是错误答案，用来干扰机器的。
解A、根据做直线运动的条件和受力情况（如图所示）可知，带电质点沿直线向上运动且做匀速直线运动，由左手定则判断可知，油滴的洛伦兹力与电场力，所以一定带正电，故A正确．B、如果油滴做加速运动，根据做直线运...
MgO2
3CO2+2Fe