Shelly had worked hard for her biology examination so that she could be sure of passing it at her first .
Bob's temperature is above 39℃. It is not ________. Let's take him to hospital at once.
Tom is very kind and I promise you will get on well him soon.
There was an ______ look on his face when the actress appeared.
A car was hit by a log falling off a truck, _____ two passengers in the car.
If we ____ now to protect the environment, we will live to regret it.