条码应用系统开发中,识读器的选择应从那几方面考虑()
A.适用范围
B.译码范围
C.接口能力
D.对首读率的要求
参考答案:A, B, C, D
句型转换。
1. She has supper at 7:00 p. m. (对画线部分提问)
______ ______ does she have supper?
2. What time is it now? (同义句转换)
______ the ______ now?
3. Jack has his lunch at school. (改为一般疑问句)
______ Jack ______ his lunch at school?
4. Scott works very long hours every day. (改为否定句)
Scott ______ ______ very long hours every day.
5. I forgot to write a letter to my friend. (改为同义句)
I failed to ______ ______ my friend.
狄更斯的《双城记》属于()。
A.骑士小说
B.市民小说
C.历史小说
D.传奇小说