A. Can all the students ... tomorrow give back their books? 2. Leaving
B. She's not very friendly. She can't get ... with classmates very well. 3. on
1. travels
2. costs
3 were
4 will be
5 is crossing
If you make me strong coffee, and I’ll go and buy some milk.
If you leave us alone, we’ll call the police.
If your baby fall down, we won’t be able to catch him at once.
If the bags are not too havy I can help you to carry them.
If you take the map, otherwise we will get lost in the city.
They work every dayWhat do they do every day?
Do they work or party every day?
Do they work every day?
They work every day, don't they?
<span>His children like music
</span>Who likes music?
Do his children like music or video games?
Do his children like music?
<span>His children like music, don't they?</span>