Wearing white can help people _______when they feel stressed.
| A．fall down | B．calm down | C．look down | D．come down |
—Who can help us with the cooking?
—Either Linda ______ Nancy. They are both helpful.
A. or B. and C. but
English is useful. Let’s try _______ best to learn it well.
A. us B. our C. ourselves
Welcome to our restaurant. Please have _______ seat.
A. the B. some C. a
Look! Many delicious foods are _______ sale.
A. for B. to C. in
A. pork B. worth C. afford