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一、Look and write.看图片，写单词，补全句子。
1. —How do you like the
—They're cool.
2. Look at the
1. —How do you like the
sunglasses
?—They're cool.
2. Look at the
carrot
. It's big and fresh.答案
1. sunglasses 2. carrot
二、Read and choose. 阅读短文，选择正确答案。
Do you like potatoes and tomatoes? They look different. But a new study says potatoes evolved（进化）from tomato ancestors（祖先）!
Chinese scientists study many potatoes. And they find they're a hybrid（杂交植物）of ancient tomatoes and a Chilean（智利的）plant.
Next time（下次） you eat ▲, remember（记住）—you can thank a tomato!
（
A.实验
B.练习
C.研究
（
➡️假期乐园
chicken
chopstick
herself
knife
kitchen
salad
自我评价
假期微语录
Storms make trees take deeper roots.
风暴使树木深深扎根。
【点拨】逆境使人变得坚强，能经受重大挫折或磨难的生命将会变得更加坚强。我们要不断磨砺自己的意志，不气馁，不轻言放弃，不向逆境低头，勇敢地直面困难，逆流而上。
Do you like potatoes and tomatoes? They look different. But a new study says potatoes evolved（进化）from tomato ancestors（祖先）!
Chinese scientists study many potatoes. And they find they're a hybrid（杂交植物）of ancient tomatoes and a Chilean（智利的）plant.
Next time（下次） you eat ▲, remember（记住）—you can thank a tomato!
（
C
）1. The underlined word "study" means in Chinese.A.实验
B.练习
C.研究
（
A
）2. Which can be put in "▲"?➡️假期乐园
chicken
chopstick
herself
knife
kitchen
salad
自我评价
假期微语录
Storms make trees take deeper roots.
风暴使树木深深扎根。
【点拨】逆境使人变得坚强，能经受重大挫折或磨难的生命将会变得更加坚强。我们要不断磨砺自己的意志，不气馁，不轻言放弃，不向逆境低头，勇敢地直面困难，逆流而上。
答案
1.C 2.A
