1.after two-year practice,he does well in typing(改为同义词)
3个回答

1.after two-year practice,he does well in typing(改为同义词)

after two-year practice,he becomes an _expert__ __in_ typing

2.robert still stays in Japan(改为否定句)

Robert ___doesn't__ stay in Japan

3.my mother usually helped me with my homework during the primary time (改为同意句)

4.my mother _used__ _to__ _help___ me with my homework during the primary time