`41`. I wish our teacher were here at the moment.
-> Câu mong ước nên lùi thì
`42`. The man whose wife and children are away seems very lonely.
-> whose thay cho tính từ sở hữu
`43`. I recently went back to the town where I was born.
-> where thay cho từ chỉ nơi chốn
`44`. The coffee was too hot for me to drink.
`45`. The tea isn't thin enough for us to walk.
`46`. The people whom we meet on the train to Ho Chi Minh city were very nice.
-> whom thay cho tân ngữ chỉ người
`47`. The road was so icy that they couldn't drive fast
`48`.Although I had a terrible cold , I went to school as usual yesterday.
`49`. After the children had broken the window, they ran away.
-> after + quá khứ hoàn thành, quá khứ đơn
`50`. I wish I could come to your birthday party last night.
