The members of the club wouldn't run a _____ in entrusting(委托) the organization to an unreliable person.
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.
The sun shines brightly in the sky______ us light and heat.