“This is a window, ________ the sun comes in.” said the lady to her baby

The constant noise around here______ me crazy!—Calm down.It’s no use complaining

Going out for a trip with friendspopular in the last few years

he development of carindustry, we can see far ______ bicycles now

e no doubt that if the students’ interest in the subject is motivated, they will ________ the challenge and commit more of their time and energy to their studies.