下列分子中所有原子都满足最外层为8电子结构的是[ ] A．BF3 B．SiF4

用方框内单词的正确形式填空,每个单词限用一次。(10分)

good, bad, much, but, ,a little, close, friendly, place, never, from, take,

  Carol’s restaurant has the 小题1:delicious food in town.  小题2: there is one problem. It’s not in a fun part of town .It 小题3:about fifteen minutes to walk there   小题4: school. My friends and I usually go to Lenny’s lunch Bar. It’s   小题5:  to our school than Carol’s and the food really isn’t bad.
The people at Lenny’s are also  小题6: than those at Carol’s. In fact, Lenny’s is one of the friendliest 小题7:   in town. They have the biggest hamburgers and the  小题8: salad. But their pizza is pretty小题9: .You should  小题10:    have pizza at Lenny’s!