阅读，并判断正误，正确的写“A”，错误的写“B”。

( )1. Nick's tennis racket is white.                                                         

( )2. Tony lost his ID card.                                                                 

( )3. The phone number of Lisa is 15674328907.                                               

( )4. If you lose (丢失) a ring, you can call Bill.                                          

( )5. If (如果) you find a set of keys, you can call Lucy. Her telephone number is 13678954320.

项目决策阶段的主要任务是( )。

A．编制设计任务书

B．进行初步设计

C．编制项目建议书

D．编制可行性研究报告

E．进行合同磋商