单位为职工所缴存的住房公积金的实质是( )。
A．奖金B．单位发给职工的住房补贴C．工资的一部分D．给职工增加了一部分工资
参考答案：D
抗虫烟草得到的外源基因的来源是（ ）
A．人肠杆菌
B．肺炎球菌
C．苏云金杆菌
D．痢疾杆菌
用括号里的词的正确形式填空, 将答案写在后边的横线上
Welcome to the Garden Street. It’s a good street ___1___(enjoy)____2__ (you). There ____3__ (be) a new supermarket and a beautiful park there. There __4__ (be) some quiet __5____ (avenue) too. __6____ (turn) left on __7_____ (one) Avenue and go down Long Street. You can ___8__(see) the park on your right . It’s between a bank and a library. You can play the guitar and take a __9___(walk) there. If you are hungry, you can go __10___ (shop) in the supermarket and enjoy your meal in the park. They are next to each other.
