--- Don’t leave water while you brush your teeth, honey.
--- Ok, Mum.
A．run B．running C．being run D．to run
．--- Where did he leave his car key?
--- It was in the lab he made the experiment.
A．where B．that C．what D．there
--- Why don’t we take a little break?
--- Didn’t we just have ?
A．this B．that C．it D．one
the big snake, the little girl stood under the tree out of her life.
A．Seeing; frightened B．Seeing; frightening
C．Seen; frightened D．To see; frightening
--- She looks very thrilled. She have passed the exam.
--- I guess so. It is a very important exam after all.
A．should B．could C．must D．might
I would appreciate back this afternoon.
A．you to call B．you call C．your calling D．you’re calling
