练习材料： [Day 1504 2018-11-08] Lesson32 Shopping made easy People are not s...

练习材料： [Day 1504 2018-11-08] Lesson32 Shopping made easy People are not s...

练习材料： [Day 1494 2018-10-29] [Day 1503 2018-11-07] Lesson31 Success story...

练习材料： [Day 1494 2018-10-29] Lesson22A glass envelope My daughter, Jane, ...

Lesson 17Always young My aunt Jennifer is an actress. She must be at lea...

练习材料： [Day 1488 2018-10-23] Lesson 16A polite request If you park your c...

练习材料： [Day 1487 2018-10-22] Lesson 15 Good news The secretary told me th...

练习材料： [Day 1478 2018-10-13] Lesson 6 Percy Buttons I have just moved to ...

练习材料： [Day 1477 2018-10-12] Lesson 5No wrong numbers Mr. James Scott has...