Classroom 名词单复数 there is/are 语法练习详细解析+worksheet

Classroom Description Knowledge Check (20 Questions)

Part 1: Multiple Choice (选择题)

1. Which is correct?
   哪个句子是正确的？
   a) There are a desk in the classroom.
   b) There is a desk in the classroom.
   c) There is desks in the classroom.

   正确答案：b
   解析：
   在描述单数名词时使用 "There is"，而在描述复数名词时使用 "There are"。此句中，"desk" 是单数名词，所以应该使用 "There is"。

2. Choose the correct article:
   “There is ___ eraser on the teacher's desk.”
   a) a
   b) an
   c) the

   正确答案：b
   解析：
   “Eraser” 以元音音素开始（/ɪ/），所以我们用 "an" 来表示不定冠词。

3. What is the plural form of "a chair"?
   “a chair”的复数形式是什么？
   a) chair
   b) chairs
   c) chaires

   正确答案：b
   解析：
   “Chair” 的复数形式是 “chairs”。英语中，名词的复数通常加 "s"。

4. Which sentence is correct?
   哪个句子是正确的？
   a) There are a blackboard in the classroom.
   b) There is a blackboard in the classroom.
   c) There isn’t blackboards in the classroom.

   正确答案：b
   解析：
   “Blackboard” 是单数名词，所以应使用 "There is"。第二个选项是正确的句子。

5. Which sentence is negative?
   哪个句子是否定句？
   a) There is a clock on the wall.
   b) There isn’t a clock on the wall.
   c) There are clocks on the wall.

   正确答案：b
   解析：
   否定句通常使用 "not"。句子中，“isn’t” 是 "is not" 的缩写，表示否定。

6. Choose the correct verb:
   There ___ some pictures on the wall.
   a) is
   b) are

   正确答案：b
   解析：
   “Pictures” 是复数名词，因此应该使用 “are” 来表达。

7. Which is correct?
   哪个句子是正确的？
   a) There are a map in the classroom.
   b) There is a map in the classroom.
   c) There is maps in the classroom.

   正确答案：b
   解析：
   "Map" 是单数名词，因此我们用 "There is" 来表达。

8. Which is the correct plural form?
   哪个句子是正确的复数形式？
   a) There is chairs in the classroom.
   b) There are chairs in the classroom.
   c) There are chair in the classroom.

   正确答案：b
   解析：
   “Chairs” 是复数名词，所以正确句子应该是 “There are chairs in the classroom”。

9. Choose the correct question form:
   哪个是正确的疑问句形式？
   a) Is there a clock in your classroom?
   b) Are there a clock in your classroom?
   c) Is there clocks in your classroom?

   正确答案：a
   解析：
   对于单数名词“clock”，我们使用 “Is there”。如果是复数名词，则用 “Are there”。

10. Which is correct?
    哪个句子是正确的？
    a) There isn’t a blackboard in the classroom.
    b) There aren’t blackboard in the classroom.
    c) There is not blackboards in the classroom.

    正确答案：a
    解析：
    "There isn't" 表示单数否定，且“blackboard”是单数名词，因此选择 a。

Part 2: Fill in the Blanks (填空题)

1. Fill in the blank with "a" or "an":
   There is ___ picture on the wall.

   正确答案：a
   解析：
   “Picture” 以辅音音素/p/开始，所以使用不定冠词 "a"。

2. Complete the sentence:
   There ___ desks in the classroom. (is/are)

   正确答案：are
   解析：
   "Desks" 是复数名词，因此应该使用 "are"。

3. Make the sentence plural:
   There is a chair in the classroom.

   正确答案：
   There are chairs in the classroom.
   解析：
   将单数名词 "chair" 改为复数形式 "chairs"，并将 "is" 改为 "are"。

4. Make the sentence singular:
   There are blackboards in the classroom.

   正确答案：
   There is a blackboard in the classroom.
   解析：
   将复数名词 "blackboards" 改为单数 "blackboard"，并将 "are" 改为 "is"。

5. Fill in the blank:
   ___ there a clock on the wall? (Is/Are)

   正确答案：Is
   解析：
   由于“clock”是单数名词，使用 “Is there”。

6. Complete the sentence:
   There is ___ eraser on the teacher’s desk. (a/an)

   正确答案：an
   解析：
   "Eraser" 以元音音素（/ɪ/）开始，因此使用不定冠词 "an"。

7. Make the sentence plural:
   There is a desk and a chair in the classroom.

   正确答案：
   There are desks and chairs in the classroom.
   解析：
   将单数名词 "desk" 和 "chair" 改为复数形式，且主语为复数时应使用 "are"。

8. Write a question using “are there”:
   正确答案：
   Are there any books in your classroom?
   解析：
   "Books" 是复数名词，应该用 "Are there" 来提问。

9. Write a negative sentence using “there isn’t”:
   正确答案：
   There isn’t a computer in the classroom.
   解析：
   使用 “there isn’t” 来表示在某处没有某个物品。

10. Fill in the blank:
    There ___ no maps in the classroom. (is/are)

    正确答案：are
    解析：
    "Maps" 是复数形式，因此应使用 "are"。