第2题: [单项选择]Why did the man thank the woman [A] They woman invited the man having a supper. [B] The woman wants to invite the man having a supper. [C] The woman remembered him. 参考答案:A 答案解析:[听力原文]
F://Did you remember I invited you
M:Yes,thanks very much.It was a really good supper.
第25题: [单项选择]某公路铁路两用桥,一列动车和一辆轿车均保持匀速行驶,动车过桥只需35秒,而轿车过桥的时间是动车的3倍,已知该动车的速度是每秒70米,轿车的速度是每秒21米,这列动车的车身长是(轿车车身长忽略不计)______。 A. 120米 B. 122.5米 C. 240米 D. 245米 参考答案:D 答案解析:[解析] 依题意,桥长为35×3×21米,动车的车身长为35×70-35×3×21=35×(70-3×21)=35×7=245米。