Gun control is a subject_______ Americans have arguedfor a long time

y have , you should gather your courage toface the challenge .

________ the Internet is bridging the distance between people, it may also be breaking some homesor will cause other family problems[ ]

Mom, the teacher praised me for my spoken English this morning.—_____ you have done very well, but you still have a long way to go.

The boy the teachers considered ______was caught _____in the exam, which surprised us very much. [ ]