实践英语语法练习

     Unit 1 SOME-ANY-A (AN)--NOT ANY = NO
    Unit 2 ADJECTIVES
    Unit 3 POSSESSIVES--POSSESSIVE CASE
    Unit 4 PRESENT CONTINUOUS
    Unit 5 COMPOUNDS OF SOME, ANY, NO
    Unit 6 MUCH-MANY-A LOT OF (LOTS OF)
    Unit 7 LITTLE (A LITTLE)--FEW (A FEW)
    Unit 8 NUMBERS--DATES--TIME
    Unit 9 SIMPLE PRESENT
    Unit 10 PRESENT CONTINUOUS v PRESENT SIMPLE
    Unit 11 TWO OBJECTS
    Unit 12 MUST-CAN-MAY
    Unit 13 GOING TO--FUTURE
    Unit 14 PRESENT PERFECT 1
    Unit 15 PRESENT PERFECT 11
    Unit 16 SIMPLE PAST 1
    Unit 17 SIMPLE PAST 11
    Unit 18 BOTH-ALL-NEITHER-NONE
    Unit 19 COMPARISON
    Unit 20 SUBJECT QUESTIONS