信用证是一种银行开立的无条件承诺付款的书面文件。( )
参考答案：错
解析：[理由] 信用证是银行应进口人的请求，开给出口人的一种有条件的保证付款的凭证。
你能找出下列句中的错误吗？选出来并改一改。
( ) 1. Stay in bed at a few days. _______________
A B C D
( ) 2. Lisa have a fever. _______________
( ) 3. Don't laugh at I. _______________
( ) 4. This is a old man. _______________
( ) 5. The girl name is Alice. _______________
( ) 6. It is I coat. _______________
( ) 7. mary is a beautiful girl. _______________
( ) 8. Wang Li is a engineer. ________________
四色印刷时黄版网点角度设置应为45度。
