【单选题】【消耗次数：1】
旅游活动的主体是 （ ）
①
旅游从业人员
②
旅游者
③
旅游企业管理人员
④
旅游开发商
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阅读课文II.How to Improve Memory,判读正误2.Information in long-term memory is often kept a longer period of time than that in short-term memory.
①
正确
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错误
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阅读课文II.How to Improve Memory,判读正误3. Your parents address is usually in your long-term memory.
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阅读课文II.How to Improve Memory,判读正误5.It is easy to memorize something you dont understand.
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【单选题】
6. A new house ___ at the corner of the road.
①
is building
②
is being built
③
been built
④
be building
【单选题】
8.Doctors ___ in every part of the world.
①
need
②
are needing
③
are needed
④
will need
【单选题】
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①
often sings
②
often sang
③
is often sang
④
is often sung
【单选题】
9.His new book___ next month.
①
will be published
②
is publishing
③
is being published
④
has been published
【单选题】
5 -Id like to buy that coat. -Im sorry. ___.
①
it sold
②
its selling
③
Its been sold
④
it had been sold