Paul,I'm busy cooking.Can you give a hand?
Just a minute.I my e﹣mail.( )
A.am checkingB.will check
C.have checkedD.was checking
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 _______.
The river is too wide for the swimmers _______________.
I am happy with my old friends today.