Unit 3 现在进行时专练 2025-2026学年沪教版七年级英语下册
Unit 3 现在进行时
- 写出现在进行时的核心结构：________ + ________（提示：be动词+动词-ing）
- 判断下列句子是否为现在进行时，若为是，圈出“be+doing”结构；若否，说明时态及判断依据
￮ They are planting young trees in the community.（是/否）________ 依据：________
￮ Trees provide oxygen for humans every day.（是/否）________ 时态：________ 依据：________
￮ Look! The students are making posters about protecting trees.（是/否）________ 依据：________
￮ My father trims the branches of the big tree once a month.（是/否）________ 时态：________ 依据：________
￮ We are not cutting down any trees because they are important.（是/否）________ 依据：________
- The volunteers ________ (be) planting saplings along the road now—many people are helping them.
- —________ your teacher ________ (talk) about how to take care of trees in class?
—Yes, we are taking notes carefully.
- He ________ (not be) destroying the forest. He is just collecting dry leaves for compost.
- Look! The children ________ (be) carrying water to water
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the newly planted trees.
- I ________ (be) learning how to make a birdhouse to put in the tree. It’s meaningful.
- The workers are ________ (water) the trees in the park every afternoon these days.（直接加-ing）
- She is ________ (tie) a stick to the weak sapling to keep it straight.（双写尾字母加-ing）
- They are ________ (protect) the young trees from being damaged by animals.（直接加-ing）
- My brother is ________ (trim) the overgrown branches to let more sunlight through.（双写尾字母加-ing）
- The students are ________ (create) colorful signs to remind people not to climb trees.（去e加-ing）
- —What ________ you ________ now?
—I ________ looking for information about tree-planting activities.（现在进行时疑问句结构）
A. do; do; am B. are; doing; am C. are; do; am D. do; doing; am
- —Listen! Someone ________ in the forest.
—It must be the workers. They are cutting dry wood for safety.（时态标志词辨析）
A. cut B. cuts C. is cutting D. will cut
- My mother ________ the flowers now. She ________ the plants every morning.（现在进行时与一般现在时区别）
A. is watering; waters B. waters; is watering C. is watering; is watering D. waters; waters
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- —________ your sister ________ in the tree-planting activity this weekend?
—Yes, she is. She is preparing tools now.（现在进行时一般疑问句）
A. Does; join B. Is; joining C. Do; join D. Are; joining
- We ________ not ________ the old tree. It’s a protected tree in our community.（现在进行时否定句）
A. do; cut B. are; cutting C. will; cut D. did; cut
- —Why ________ the students ________ so quietly around the tree?
—Because they are watching a bird building a nest.（语境逻辑与时态）
A. do; talk B. are; talking C. did; talk D. will; talk
- The students ________ trees on the hill these days. They want to make the hill greener.（现在进行时表持续活动）
A. plant B. are planting C. planted D. will plant
- —Is Tom ________ the dead leaves under the tree?
—Yes, and he ________ it every autumn to keep the ground clean.（现在进行时与一般现在时对比）
A. collect; collects B. collecting; collects C. collecting; is collecting D. collect; is collecting
- They are water the young trees in the schoolyard.
错误：________ 改正：________（-ing形式变化错误）
- Look! The boy is tie a rope to the tree to support it.
错误：________ 改正：________（双写尾字母错误）
- My father not is cutting down the tree. He is repairing the
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