$\text{68.}$ C $\text{→}$ made

$\text{→}$ decided ở QK

$\text{69.}$ C $\text{→}$ is

$\text{70.}$ B $\text{→}$ watching

$\text{→}$ stop to-V: dừng lại để làm gì

$\text{→}$ stop + V-ing: dừng làm việc gì lại

$\text{71.}$ A $\text{→}$ to start

$\text{→}$ advise sb to-V: khuyên

$\text{72.}$ A $\text{→}$ making

$\text{→}$ postpone + V-ing: trì hoãn

$\text{73.}$ D $\text{→}$ to know how

$\text{74.}$ B $\text{→}$ in having

$\text{75.}$ A $\text{→}$ to go

$\text{76.}$ C $\text{→}$ to make

$\text{77.}$ B $\text{→}$ to walk

$\text{→}$ it is + adj (for sb) to-V

$\text{78.}$ B $\text{→}$ to take

$\text{→}$ encourage sb to-V: khuyến khích

$\text{79.}$ C $\text{→}$ stay up

$\text{→}$ let sb + V: cho phép ai làm gì

$\text{80.}$ B $\text{→}$ to do

$\text{→}$ be made to-V: bị bắt làm gì