It is a nice sunny day. A dad and his little son go to play golf (高尔夫运动). They see a big alligator (短吻鳄) slowly walking on the grass. They feel a little scared, so they sit in their golf cart (高尔夫车). They take a short video of the big animal.Later, many people know the alligator. His name is Gary. He often comes out. Many golfers see him every week. They say Gary is very funny.

1.1.It is a ______ day.

A rainy

B sunny

C cloudy

D windy

解析：选B。B细节理解题。文章第一句为“It is a nice sunny day.”，意为“这是美好的一天”，选项B sunny（晴朗的）与原文一致，是原文的同义表达；A下雨的，C多云的，D有风的，均与原文不符。故选B。

2.2.The dad and son see a big alligator walking ______ on the grass.

A fast

B loudly

C happily

D slowly

解析：选D。D细节理解题。文章第三句为“They see a big alligator slowly walking on the grass.”，意为“他们看到一只大短吻鳄在草地上慢慢爬行”，选项D slowly（慢慢地）与原文一致，是原文的同义表达；A快地，B大声地，C开心地，均与原文不符。故选D。

3.3.Later, ______ people know this big alligator.

A many

B few

C no

D one

解析：选A。A细节理解题。倒数第五句为“Later, many people know the alligator.”，意为“后来，很多人都认识这只大短吻鳄”，选项A many（很多）与原文一致，是原文的同义表达；B很少的，C没有，D一个，均与原文不符。故选A。

4.4.The golfers say Gary is very ______.

A scary

B sad

C funny

D boring

解析：选C。C细节理解题。最后两句为“Many golfers see him every week. They say Gary is very funny.”，意为“很多来打高尔夫的人每周都会看见它。他们说加里很有趣”，选项C funny（有趣的）与原文一致，是原文的同义表达；A可怕的，B难过的，D无聊的，均与原文不符。故选C。