? Can you _________ all the money that I should pay? ? Very sorry. Please wait a minute, madam.

Hi, my name is Tony Smith. Smith is my __________ .

Our kitchen needs to be equipped with a special fan to _________ the smell of cooking.

Knowledge and learning are important if we want to be successful, but they may also __________ our thinking

I am thinking of the test tomorrow. I am afraid I cannot pass this time.—_________! I am sure you will make it.