听录音,选择正确答案。
( ) 1. The water is too ______.
A. dirty B. fish C. here
( ) 2. We shouldn’t ______ a car today.
A. time B. clean C. drive
( ) 3. Our earth is ______.
A. care B. beautiful C. wonderful
( ) 4. Are you ______ next Sunday?
A. need B. of C. free
( ) 5. Let’s meet at the gate at ______ o’clock.
A. 10 B. 8 C. 6