Let's learn to use the problem we are facinga stepping-stone to future success.
The boy pretended ______ his homework, when his parents came back home.
They need twenty more workers ______ their group to do the job..
In the cinema, there was an old man______ beside me.
He gets up early and reads English aloud, ___ he has greatly improved his English.
It’s the fifth time ______ late this term.