Which of the following is good behavior？（ ）
A．B．
C．D．
His father advised me _____ it again.
It is very important for us_____ English well.
Class is over. It’s time ______ you ______ a rest.
Ty to sing more English songs , and you will find it interesting _______ a foreign language.
We all need partners _______.
B．
D．
粤公网安备 44130202000953号