---Nanyang has changed a lot in the past five years. ---Yes. You can see lots of new buildings ,flowers and trees on ___side of the street.
______ Saturday ________ Sunday is OK. I’ll be free then.
Can you tell me ________ the robot that has caught a virus?
Your uncle will come to see you as soonas he ______ here.
At times _______ exercise can make us _______.
—The exam was very easy, wasn’t it? —Yes, but not ________ could pass it.