I can’t understand ____ you’re talking about.what B. that C. if D. because
Tina sold her car __________ because the car was too old and broken .
---“ Tom often makes his little sister __________ . ” --- “ Don’t you know his little sister was made __________ by him just now ? ”
__________ my brother __________ I am going to the basketball game tonight because we both love basketball a lot .
Great changes __________ in our school in the past few years .
There __________ a big tree in front of my house . I could hear many birds sing in it .