55页：1.b 2.a 3.a 4.b 5.b 第二题：好事：the driver told us mang things about kunming.2.thepoliceman said he wouid heip.坏事：1.l didn'thave mybackpack.2.the driver was gone . 55页：1.b 2.a 3.a 4.b 5.b 第二题：好事：the driver told us mang things about kunming.2.thepoliceman said he wouid heip.坏事：1.l didn'thave mybackpack.2.the driver was gone .