`VIII.`
`1.` My father is watching TV at the moment
`2.` We walk to school every day
`3.` He is listening to the radio now
`4.` Nam doesn't play football on Sundays
`5.` The girls are eating breakfast at canteen now
- Thì hiện tại đơn: S+ V (-s/es)+ O
- Thì hiện tại tiếp diễn: S+ am/is/are+ V-ing+ O
`IX`
`1.` Because it can help to increase our strength and energy, giving us a strong heart. ( dòng 2 )
`2.` Because they don't carry the weight of their bodies on their feet when cycling ( dòng 4 )
`3.` If we do too quickly, it will cause bad effects ( dòng 6 )
`4.` We should go cycling twice or three times a week ( dòng 7 )
`5.` If we find we am in pain, we will stop and take a rest ( dòng 7 )