--- Doctor, ________ should I take this medicine? --- Twice a day.
| A．how often | B．how much | C．how soon | D．what time |
.My uncle stopped __________ to talk to me when he saw me.
| A．working | B．to work | C．worked | D．works |
Walk ________ the supermarket and turn left _________ the second crossing.
| A．pass; at | B．past; in | C．passed; on | D．past; at |
________ the bridge, and you’ll see the elephants.
| A．Across | B．Cross | C．Crossing | D．To cross |
.---Is it _________ our school? ---No. it’s about three kilometers ________.
| A．far away; far away | B．far from; far away |
| C．far away from; away | D．far away from; far away |
Goldfish don’t know _______ to them three seconds ago.
| A．what happens | B．what is happening | C．what happen | D．what happened |