—_________ will he come back?
—In two days.
A、How often B、How long C、How soon
______he works hard, he will get good grades.
A、If B、Because C、So
__________people went out to see what happened.
A、Hundreds of
B、Three hundred of
C、Three hundreds
—Would you like some salad?
—Yes, please. It’s my favorite. I think____is more delicious than salad.
A、something B、anything C、nothing
For example, there are already robots ____ in factories.
A、work B、working C、to work
This math problem is too difficult. students in our class can work it out.
A、A few B、Few C、Little
