As far as I know, what some __________ (成年人) think difficult in learning English is listening.
Only two __________ (十年) ago, that is, in 1999, most families had no color TV sets, not to speak of computers or cell phones
Stand in the ____________ (阴凉处), or you’ll get sunburned.
Can you imagine the difficulty she has _________ (克服)？
____________ (幸运)，the police came to the scene of the accident without delay.
Suddenly Alice ___________ (猛冲) into the room, grabbed her bag and ran out again.
You can____________(保存) meat or fish in salt when you can’t get a fridge.
Yesterday was our open day. Many children came into our school looking around _____________(好奇).
After supper many people go to the Central Square just for e ______ （娱乐）.
If bright sunlight is ___ (聚焦) on dry wood with a glass, it will start burning.
If you are very quiet, you can hear dmusic from the circus in town.
__________（贸易）between the two countries has increased.
They put all their ginto a shopping cart and left the supermarket.
The sun was shining brightly as we sailed __________（顺流而下）through a hilly region.
John came across a former cof his at the airport.