__________ these tips, and your time _______ doing research on the Internet _________ much worthwhile.
______visited the Shanghai World Expo is sure to tell you the place is worth visiting twice.
Some of my friends eat with their eyes. They prefer to order what ______ nice.
—Could we see each other at 9 o’clock tomorrow morning?—Sorry, let’s make it ______ time.
—Having many helpers makes a task easier and faster to complete. —I think so. _______ .
I’d like to know ______Chinese.