17/ Hai couldn't listen to the teacher yesterday as attentively as his friend did.
® Hai's friend could
18/ She runs faster than me. ® I don't run as/so fast as her
19/ Thanh works harder now than last year. ® Last year Thanh
20/ He doesn't understand the lessons as well as last year. ® Last year he
21/ My sister usually gets up earlier than me. ® I usually
22/ Yesterday, Mr Pike didn't drink as much as Mr Withe.
® Yesterday Mr Withe
17/ Hai couldn't listen to the teacher yesterday as attentively as his friend did.
® Hai's friend could listen to to the teacher yesterday more attentively than him
18/ She runs faster than me. ® I don't run as/so fast as her
19/ Thanh works harder now than last year. ® Last year Thanh didn't work as hard as he does now
20/ He doesn't understand the lessons as well as last year. ® Last year he understood the lessons better than he does now
21/ My sister usually gets up earlier than me. ® I usually gets up later than my sister
22/ Yesterday, Mr Pike didn't drink as much as Mr Withe.
® Yesterday Mr Withe drunk more than Mr Pike