He works very hard and now he is a(n)________(出色的)pupil.
The relationship is a bit________(复杂的)．He's my mother's cousin's daughter's child.
Chamberlain was named the most________(有价值的)basketball player in the league for four times.
The patient should get i______treatment，or he would die.
The jacket is available in v______colours，such as green，blue，pink，etc.