--- What do you often do_______ classes to relax yourselves? --- We often do eye exercises, listen to music or do some running around the school.
My friend Lisa is good at ________.
—Let’s watch TV.—________.
—Hi,can I help you?—________.
Jenny,put on your coat ________ you will catch a cold.
—Can I borrow your dictionary?—Yes,you ________.A.canB.mustC.should