The traffic rule says young children under the age of four and ______ less than 40 pounds must be in a child safety seat.
Father ____________ goes to the gym with us although he dislikes going there.
Gun control is a subject ___________ Americans have argued for a long time.
He ___________ his friends for their help at the hotel now.
___________ I can see, there is only one possible way to keep away from the danger.
If you don't know his ___________, I think,it's very hard for you to get along with him.