1. Mike repaired the bycicle without any help
->Mike repaired the bicycle by himself.
2.Their children behave much better than theirs.
->Their children are much better than theirs.
3. Thanks but I have something to eat ealier.
-> Thanks, I need something to eat ealier.
4.It took him an hour to do this exercise
--> He did this exercise for an hour.
5.Children prefer cartoon better than newsreels
-->Children like the cartoon better than the newsreels.
6. My mother does the houseworks for me everyday
--> I asked my mother did the housework (housework là uncountable noun bạn uj) for me everyday.
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