Review Grammar and Vocab

Many teenagers like to sleep. They're _________ tired.

• always

• enough

• many

• effectively

If you sleep well, you're _________ able to pay more attention at school.

• poorly

• negatively

• never

• usually

A good night's sleep helps me think _______.

• always

• clearly

• never

• sometimes

Carol _________ goes to sleep at 11pm.

• occasionally

• poorly

• well

• better

You think more ____________ with a good night's sleep.

• nervously

• always

• clearly

• usually

If you don't eat _________ healthy food, your immune system could become weaker.

• enough

• always

• often

• regularly

Antibiotics __________ fight off infections.

• calmly

• never

• effectively

You must take antibiotics _____________ when you get an infection - about three times a day.

• calmly

• never

• easily

• regularly

People who catch COVID-19 __________ survive.

• usually

• never

• always

• sometimes

The body's ______________ usually _______________ against diseases.

• bacteria, digests

• viruses, invades

• illness, vaccinates

• immune system, protects