—Will you give me a hand? I have some trouble_______ the scientific problem.—Don't worry. I'll try my best to help you _______.
They all looked ________ at the teacher when he told them the good news.
Kate,could you ________ the radio a bit? Your father is sleeping now.
—It’s hot today.How about going swimming after school? — ________! Let’s ask Daniel to go with us.
)—Excuse me.________ is the park? —It’s on the Center Street.
Tom is strong and he ________ to school every day.