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【单选题】
I ______ an English teacher for ten years. [     ]
A.
have taught
B.
have been
C.
taught
D.
teached
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【单选题】设数列的通项公式 是一个函数,则它的定义域是( )。
A.
自然数集N
B.
一定是正自然数集
C.
自然数集N的一个有限子集
D.
或{1,2,3,...,n}
【简答题】组成原生质的有机化合物主要包括(    )、(    )、(    )和(    )等四大类。
【简答题】组成原生质的主要化合物包括有( )、( )、( )和( )。
【简答题】听音,选出你听到的句子。 (     ) 1. A. Jenny is wearing a red blouse. (     ) 2. A. Where is the book? (     ) 3. A. Where are you from? (     ) 4. A. Her name is Lily. (     ) 5. A. Jenny is seven years old. B. ...
【简答题】给下列的问句选择正确的答语。 (     ) 1. Where is Kim? (     ) 2. Where is the book? (     ) 3. What are these? (     ) 4. What are they doing? (     ) 5. Where is Steven? a. He is in the gym. b. They are reading bo...
【单选题】Where is the book? It's the desk.
A.
in
B.
under
C.
with
D.
between
【简答题】问句答语连一连。 1. What's your favourite colour? 2. How are you? 3. Where is the book? 4. What colour is it? 5. Is it a ball? A. Yes, it is. B. It is on the desk. C. My favourite colour is red. D. I'm fine. ...
【简答题】组成原生质的有机化合物主要包括( )、( )、( )和( )等四大类。2.组成原生质的有机化合物主要包括(    )、(    )、(    )和(    )等四大类。
【单选题】Excuse me,I'm new here. Could you tell me _____? [     ]
A.
where is the book store
B.
that if there was a bookstore
C.
where the bookstore is
D.
how long does it take to get to the bookstore
【简答题】听音,选出你听到的句子。 (     ) 1. A. Is it new? (     ) 2. A. Her name is Jenny. (     ) 3. A. Where is the book? (     ) 4. A. I'm in the library. (     ) 5. A. How many desks? B. Is it old? B. Her name is Kim...
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