There isn't ______ in the classroom. Let’s turn off the lights.
My new mobile phone is different from Jennifer’s.
I don’t know if he _______here. If he comes, he _______ me.
We _______ them by three to two yesterday.
---Peter, I will visit our teacher this Sunday.\----_______. Let’s go together.
----Time to go to bed, Mary.----Oh, mum. I won’t go to bed _______ I finishes my composition.