We have T-shirts in blue,yellow,red and black ______ only 20 yuan.[ ]

Yesterday evening I came across the man _____ you think is pleased to _____.

The books on the chair __________ Mike’s, right?—Yes, they are.

John has got a very good job in the government. 　 — _____ he looks so happy.

He needs to have a partner to practice English ________.[ ]