`70`. A to make `=>` making
`->` postpone + Ving: hoãn lại
`71`. D to know `=>` to know how
`->` how + to V: cách làm gì đó
`72`. B having `=>` in having
`->` There's no point in + Ving: không có ích khi làm gì
`73`. A going `=>` to go
`->` would like + to V: muốn
`74`. C for making `=>` to make
`->` find + N/Ving + adj + to V
`75`. B walking `=>` to walk
`->` It + be + adj + (for SO) + to V
`76`. B talking `=>` to talk
`->` encourage + SO + to V: khuyến khích
`77`. C to stay `=>` stay
`->` let + SO + Vinf: cho phép
