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With the country’s population reaching 1.6 billion in the mid of this century, most of China’s rivers, including the Yellow River, ________.

—Why didn’t you answer my phone at 10 am?
—I           for my decayed tooth in the clinic.

—Have you seen Jiang Wen’s movie Let the Bullets Fly recently?
—Yes. I         it twice last week, At home and in the theatre.

The surface of the table ______ smooth enough．   

Anti-Japanese War _______ in 1937 and it _______ eight years

They _______ to come to the meeting on time，but they were late again

The boss was sick, so the meeting had to __________ till next week.
A. put off   B be put off    C. put down       D. be put dowm

It is said that he ________ football in Beijing this afternoon.

Although he is only 14 years old, he __________drugs for two years.

When we arrived the cinema, the movie ____________ for 20 minutes.
A. had started    B had been on     C. started     D. is on