Lucy had few close friends. So she didn’t know ________ about the trouble.
Now the weather is becoming ___________ , we should look after ourselves well. A. cold and cold B. the coldest and coldest C colder and colder D. colder and coldest
Can you see 11-year-old boy and one-year-old cow in the field?
Lots of students are_________ in tigers and other wildlife.
Why does Liu Tao look all day long?
Our English teacher often asks us_________ English _____in class.