We don’t like to climb the hill ______ a hot afternoon.
Our English teacher is often pleased ____ what we do in class.
When you have some difficult math problems, you can ____ your math teacher.
She didn’t sing the song ____ at the party last night.
—Do you think Brazil will beat Japan in the next match? —Yes. They have better players. And I ____ to watch the match next Sunday.
—____ lovely day! Let’s go for a picnic, shall we? —Good idea!