— Hi, Jack. What’s that on the desk?— Oh, it’s the new backpack my mom gave me for my birthday.
Tom didn't get up _______, so he missed the early bus.
What do the sheep_________?
Linda __________ to Beijing, she hasn't returned back yet.
They preferred ________ to school ________ a bus.
I __________ a gift yesterday, but I didn't ________ it.