Lesson1 Lesson2 Lesson3

Answer

DACB ACAD DCCD CDBA

原形 -ing 形式 过去式 过去分词 不定式 例: go going went gone to go buy buying bought bought to buy bring bringing brought brought to bring fight fighting fought fought to fight think thinking thought thought to think catch catching caught caught to catch lose losing lost lost to lose feel feeling felt felt to feel sleep sleeping slept slept to sleep hang hanging hung hung to hang bear bearing bore boren to bear put putting put put to put

choose choosing chose chosen to choose

Lesson4 Lesson5 Lesson6 Lesson7 Lesson8 Lesson9 Lesson10 Lesson11 Lesson12 Lesson13 Lesson14 Lesson15 Lesson16 Lesson17 Lesson18 Lesson19 Lesson20 Lesson21

rise fly give BACD BDCC DDBC CDCC AADD AAAA DBAA BDDC CCBD CADA CDBA BCCD CBAA CCDC BCAB BDBB BABD CACA rising rose risen ro rise flying flew flown to fly giving gave given to give BCCA DBAA CBBA CCAD ACCA DABB BDAC DBBD ABBB CCDC CBAB CACD BABC CCBD DAAC AADB ACBD BCCD

Lesson22 BDCC BBAB Lesson23 ADAC BDBB

Lesson24 1.How 2.What a 3.How 4.What an 5.How

6.What 7.What 8.What 9.How 10.What