The weather has been very hot and dry.—Yes. If it had rained even a drop, things would be much better now! And my vegetables ______.

Mike will go abroad tomorrow. I am going to _____ at the airport.

It is a good habit of ______ to read a few linesbefore going to bed.

The two boys ________, I can’t tell thedifferences.

_____ medicine works in a human body is a question ____ not everyone can understand fully.