单词拼写。
1.Tom and Jack had ___________________( 通信 ) for many years.
2.Professor Smith , an ear ____________(专家 ), organized a national
survey of nose disease in children.
3.Singing, playing games, and reading are
forms of _____________(消遣)
4.The chairman is considering changes to
the sex ________________(歧视) law to
promote equal opportunities.
5. A p_______ gives the owner their right
to be the only one who can make , use or sell an invention or product for a
particular number of years.
6.Everyone was encouraged to d________ a
day’s pay to help survivors of the disaster.
7.Had not Tom dived into the river to
r___________ him, the boy would have drowned.
8.A car is very h______ for people who live
some little distance from town.
9.Some good sources of information can
a_______ us in making the best selection.
10.his medicine is ____________( 有毒的) if taken in large quantities.