—May I speak to your manager Mr.Williams at five o’clock tonight? —I’m sorry. Mr. Williams ________ to a conference long before then.
It was ______that all of us were tired out when we arrived.
Most people advise that students’ heavy burden __________.
The _______ scene in the earthquake-stricken area made some people _______ .
The earliest influences upon children will have the strongest effects ________their future.
Our headmaster spoke at the parents meeting for one hour without ________ his notes.