精準學與練四年級英語人教版
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(
√
)1. The students are busy now!
(
×
)2. The boy is making the bed.
(
×
)3. She is listening to the music.
(
√
)4. She is telling funny stories.
答案：1. √
2. ×
3. ×
4. √
(
C
)1. John and Betty ______ singing and dancing.
A. am B. is C. are
(
A
)2. —What are you doing?
—______
A. I am cleaning the room. B. I can cleans the room. C. I is cleaning the room.
(
B
)3. Everyone ______ happy!
A. am B. is C. are
答案：1. C 解析：主語John and Betty是復數，be動詞用are。
2. A 解析：問句是現在進行時，答句也應用現在進行時，主語I后be動詞用am，clean用現在分詞cleaning，A選項正確；B選項can后接動詞原形，cleans錯誤；C選項I后應用am，is錯誤。
3. B 解析：Everyone作主語時，視為第三人稱單數，be動詞用is。
How can young people help the community?
What are you doing in the community?
I am
cleaning the community
.
I am
helping the old people
.
I
am telling stories to the old people
.
答案：I am cleaning the community.
I am helping the old people.
I am telling stories to the old people. 解析：根據圖片中孩子們在社區打掃、幫助老人等場景，可填寫此類與幫助社區相關的現在進行時句子，答案不唯一，合理即可。
