下图①～④为各种生物的结构简图。不具有细胞结构的是 [ ] A．① B．② C．

第五部分：词汇  
1.选择合适的单词或短语填空：（注意用正确的形式）（共10小题）

appeal for,  adopt,  typical ,  specific,  predict,  eventually  vital ,apply… to, aid,  in place,  make a difference to,  delight,  demand,  approve,  acquire

1. He was ____________ funds to build a new school.
2. These developments have created a great _____________ for home computers.  
3.. You can join the class if you parents__________.
4. The collector has__________ a fine collection of impressionist paintings.
5. Before you leave the office, everything should be put _____________.
.6. He gave us very _____________instructions.
7. In this way they can better ____________theory ____________ practice.
8. The sea air has ____________ her health.
9. He _________________ the audience with his performance.
10. As they had no children of their own, they _______________an orphan.(孤儿)