Which subject do you like more, Allen —I like music class more because it is ______.

Who is the man inside the blue car —He is_______ father.

There has been a _______ increase in the temperature on the earth for about 100 years, but few people notice it.

I really enjoyed your speech, ______ there were someparts I didn’t quite understand. A．because

下列各句中，表达得体的一句是