My two cousins look quite different．One is tall，but the other is 　　．

On school nights，I either do my homework 　　 read books．I never watch TV．

Don't 　　 to turn off the lights when you leave the classroom，Tom．

All right，Ms．Lee．

Look! How 　　 Mark is running！He must win the race．

The coldest season of the year is 　　．