Be quiet! The students ______ a physics test in the next room.
| A．had | B．have had |
| C．were having | D．are having |
How many _____ are there on the table?
A. banana B. bread C. eggs
—Excuse me, _____ is it from here to Zhongshan Park?
—It’s about seven kilometers.
A. how far B. how often C. how long
—Are there _____ boats in the river?
—Yes, there are.
A. much B. some C. any
Go straight and you will see the school _____ your left.
A. at B. on C. in
Now I can hear Lily ______ in the classroom.
A. sing B. singing C. sings