-What did you think of ______ president?-I didn’t care for him at first，but after ____ time I get to like him.

Because he works far away from his parents, he visits them only_____.

. ---Do you get together with your old friends?---Yes, from time to time, but not ___ ___.

The charity sale our school organizes every year has taught us much that we would never have________ learned in class.

He may not like my visit, but I shall go and see him _____.