Anna has a cold—she should ________________ at home.
rest
Scientists use ________________ technology to measure air pollution.
modern
early
century
traditional
A group of scientists is __________________a smartphone app that measures air pollution.
breaking
developing
containing
She ate too much food, so she has a ________________ now.
stomachache
Ling has a fever. What should she does / do?
do
She should / shouldn’t take some medicine.
should
Why don’t we visit / to visit her?
visit
No, we should / shouldn’t do that. She needs to rest.
shouldn't
I _____________ a cold over the weekend
take
recover
caught
look
I’m still ________________ from it.
caught
recovering
take
look
Did you ______________ any medicine?
caught
take
look
recover
My mother is here to ________________ after me.
look
recover
take
caught
What is it?
exercise
What is it?
unhealthy
What is it?
breathe
A herb with yellow flowers used to treat fevers
wormwood
