---What do you think of my shirt? It _______ cotton.---It looks nice on you .A, is made in B. is made forC. is made of D. is made by
—How do you improve your listening skill, Mary? —I often do it _________ tapes and English radios.
After a 3-week winter vacation, students usually some weight when they return to school.
Dear students, please read the passage carefully. _______you are ____mistakes you’ll make.
—What did Tina say? —Sorry, I didn’t________what she said.
—The Internet has made communication much . —I agree. For example, I can communicate with my friends on WeChat any time.