要约与要约邀请的主要区别是( )不同。
A．目的
B．法律约束力
C．对象
D．效果
E．时间
参考答案：A,B,C,E
连接句子。
( ) 1. … get a speeding ticket.
( ) 2. …have to leave the room.
( ) 3. …look like a rock star.
( ) 4. …feel sorry.
( ) 5. …pass the examination.
a. If your dad drives too fast, he'll…
b. If you don't come to the party today, you'll…
c. When you study hard, you can…
d. If you chew gum in class, you'll…
e. When you dye your hair green, you…
细菌生长繁殖的方式是()
A．复制
B．孢子出芽
C．二分裂
D．有丝分裂
E．有性繁殖
