All animals in nature must learn to to a changing environment in order to survive.
.Is the school ______the foreigners visited yesterday large ?
He is always full of ______ as if he never knew tiredness.
On hearing a great noise, Mike looked forward through the window _____ what happened outside the room.
The professor said he could talk on _____ interested the audience. A. any topicB. which topic C whichever topic D. the topic he thought it
.You______ be driven out of the school if you dare to cheat in the exam.