He went carefully through his homework_______ make mistakes.

Do you need any help, Lucy? — YesThe job is ________ I could do myself[ ]

thinking about the problem when anapple fell off the tree, _______ him right on the head

It’s said the population of India has almost reached 1.3 billion this year.–Sounds terrible! So ________! The government must take measures to control it.

I forget to bring a pen, wouldyou lend me ____