— Have you seen ____ pencil? I left it here this morning.
—Is it _____black one? I think I saw it somewhere.
A．a; the B．the; the C．the; a D．a; a
Don’tspend time beating ona wall, to change it into a door.
A．hope B．hoped C．hoping D．to hope
One of the most important questions they had to consider was ______ of public health.
A．what B．this C．which D．that
You'd better not ring me up between 9 and 10. I________ an important meeting then” Dr. Lee said.
A．have B．had C．was having D．will be having
If Joe' s wife goes to the party, _______.
A．so does he B．so will he C．he will either D．either he does
thecity’spublicschoolsystemshouldbeopentothechildrenofmigrantworkershas become the focus of discussion.
A．That B．If C．What D．Whether
