[部优] Unit 1 We’re going to different schools._第一课时
[部优] Unit 1 Don’t talk in the library._第一课时
[部优] Unit 2 She couldn’t see or hear._第一课时
[部优] Unit 1 He spent about twenty-one hours in space._第一课时
[部优] Unit 1 My father goes to work at eight o’clock every morning._第一课时
[部优] Unit 1 My father goes to work at eight o’clock every morning._第一课时
[部优] Unit 2 I’m in New York now._第一课时
