`I.`

`1.` We arrived at the camping site at about 10 a.m.
`2.` We are happy that no one in our country has died of COVID-19 yet.

`II.`

`1.` While we were having a class meeting , we were talking about how to keep fit

`2.` Nhung isn't alowed to stay up late

`3.` I have never know the school which is better than Lomonosov school

I/ Sắp xếp câu
 1/ arived/ a.m/ camping/ the/ about/ We/ site/ at / at /10/./

We arrived at the camping site at about 10 a.m.
 2/  COVID-19/ one/ died/ yet/ has/ in/ We/ that/ no/ Vietnam/ are/ of/ happy/./

We are happy that no one in our country has died of COVID-19 yet.
II/ Viết câu đồng nghĩa  theo từ đã cho
1/ During the class meeting, we were talking about how to keep fit.    HAVING
-> While we were having a class meeting , we were talking about how to keep fit
2/ Nhung's parents don't allow her to stay up late.                                IS
 -> Nhung isn't alowed to stay up late
3/ Lomonosov school is best one I have ever known.                           BETTER
-> I have never know the school which is better than Lomonosov school