I’m fond of my sister, but she has a serious shortcoming. She _______ be really stubborn.
Scientists are convinced--- the positive effect of laughter___ physical and mental health.
---I think he is taking all active Dan in social work. ---I agree with you ________ .
The news of the mayor’s coming to our school for a visit was ____ on the radio yesterday.
The practice of hanging clothes across the street is a common_____ in many parts of the city.
.The weather was______ cold that I didn’t like to leave my room.