B Read and judge（根据课文内容判断句子正误，用 或 表示）
1. Bobby and Sam come to Ruby's home.
2. Bobby and Sam find many carrots on the farm.
3. Bobby and Sam find a carrot cake on the farm.
4. Bobby and Sam help Ruby pull (拔) the carrot.
5. Ruby and her friends get a big carrot.

1

C Read and circle（根据上下文圈出正确的单词）
1. Hi, children! Welcome ( to / for ) my home.
2. Are ( this / these ) cows too?
3. What's ( that / those ) behind the tree? A cat?
4. What ( is / are ) those by the flowers?
5. Look at the ducks in the pond. ( It's / They're ) lovely.

1. to 2. these 3. that 4. are 5. They're

【解析】
1. “welcome to+地点”是固定搭配，意为“欢迎来到某地”，所以选to。
2. 句中cows是可数名词复数，对应的指示代词用these（this指代单数），所以选these。
3. 句中be动词是is，表明指代的是单数事物，that指代单数，those指代复数，所以选that。
4. 句中those是复数指示代词，对应的be动词用are，所以选are。
5. 前文提到的ducks是可数名词复数，要用They're（They are的缩写）来指代，所以选They're。
【答案】
1. to 2. these 3. that 4. are 5. They're
【知识点】
固定搭配用法、指示代词辨析、主谓一致
【点评】
本题主要考查英语固定搭配、指示代词的单复数用法以及主谓一致原则，需结合名词单复数和语境准确判断，旨在夯实学生的基础语法知识。
【难度系数】
0.8