() 3. Let's a sweater for Grandma.

A.buy
B.buys
C.buying

A

Let's后接动词原形，A为动词原形，B为第三人称单数形式，C为动名词/现在分词形式，故选A。

() 4. Look! Those are nice.

A.shoe
B.shorts
C.dress

B

those后接复数名词，shoe和dress为单数，shorts为复数，故选B。

() 5. It’s 12 o’clock. is ready.

A.Breakfast
B.Lunch
C.Dinner

B

根据时间“It’s 12 o’clock.”，12点是午餐时间，结合选项，选B。

5 (★★)请将下列句子排列成一段通顺的短文。
A. Then, she makes a salad with them.
B. Chen Jie picks some fresh tomatoes from her garden.
C. Finally, she eats the salad with her family.
D. First, she washes the tomatoes.
E. They are very happy.
F. Next, she cuts the tomatoes into pieces.
正确顺序：

B D F A C E

根据表示顺序的副词（First、Next、Then、Finally）及事件发展的先后逻辑，先摘西红柿（B），接着洗西红柿（D，对应First），然后切西红柿（F，对应Next），再做沙拉（A，对应Then），最后吃沙拉（C，对应Finally），吃完后她和家人很开心（E）。

6 （★）连词成句。
1. hand, workbooks, out, Let's, the (.)

2. bed, on, jump, the, Don't (.)

3. time, it, is, What, now (?)

4. skirt, nice, blue, is, The (.)

5. of, There, are, eggs, boxes (.)

1. Let's hand out the workbooks. 2. Don't jump on the bed. 3. What time is it now? 4. The blue skirt is nice. 5. There are boxes of eggs.

本题为英语连词成句题，需结合英语基础句型（祈使句、否定祈使句、特殊疑问句、陈述句、There be句型），将所给单词按正确语序排列，注意标点符号的使用。

7（★★）阅读农场介绍，选择正确的答案。
Welcome to the Technology Farm!
Hello! I'm Robin, the robot farmer. There's a lot of fun every day here.
In the morning, you can learn about plants. You'll see carrots and big potatoes. Robots help water the plants.
Before noon, you can feed animals. Cows eat green grass and horses eat green leaves(树叶) with the help of flying robots.
In the afternoon, you can pick sweet red strawberries(草莓) and juicy(多汁的)green watermelons(西瓜). Then dance with me! Come and have fun!
() 1. What fruit can you see on the farm?
A. Apples.
B. Bananas.
C. Strawberries and watermelons.
() 2. What helps water the plants?
A. Cows.
B. Robots.
C. Goats.
() 3. What do horses eat on the farm?
A. Green grass.
B. Red strawberries.
C. Green leaves.

1.C 2.B 3.C

1. 根据原文“In the afternoon, you can pick sweet red strawberries and juicy green watermelons.”可知农场里的水果是草莓和西瓜，对应选项C；2. 根据原文“Robots help water the plants.”可知是机器人帮忙浇植物，对应选项B；3. 根据原文“Cows eat green grass and horses eat green leaves with the help of flying robots.”可知马吃绿叶，对应选项C。