About 400 students did a great thing last week. The students are from four schools. The four schools are Elisabeth Murdoch College, Woodlands Primary, Langwarrin Park Primary and Langwarrin Primary.

Students from the schools walked more than 50km from St Kilda to Frankston. It took about 12 hours. They left their school at about 5.45 am and started their walk at 7 am. They were doing that to raise money. They got more than $200,000 for a hospital in the end.

Students wore big smiles. They felt lucky because they could do something to help others.

1.When did the students do a great thing?

A Yesterday.

B Last week.

C An hour ago.

D Last year.

解析：选B。B细节理解题。根据第一段第一句“About 400 students did a great thing last week.”可知，这些学生上周做了一件好事。故选B。

2.The students are from ________ schools.

A 3

B 4

C 5

D 6

解析：选B。B细节理解题。根据第一段第二句“The students are from four schools.”可知，这些学生来自四所学校。故选B。

3.When did the students end their walk?

A At about 5.45am.

B At about 7am.

C At about 12pm.

D At about 7pm.

解析：选D。D推理判断题。根据第二段的“It took about 12 hours.”“started their walk at 7 am”可知这次徒步活动花费大约12小时，同学们是在早上7点开始的，由此可推断，他们在下午大约7点结束徒步活动。故选D。

4.The students walked for _______.

A food

B money

C books

D clothes

解析：选B。B细节理解题。根据第二段最后两句可知，他们徒步是为了筹集资金。故选B。

5.The students were very _____.

A happy

B sad

C worried

D afraid

解析：选A。A推理判断题。根据最后一段的“Students wore big smiles.”孩子们脸上洋溢着灿烂的笑容可知，孩子们很开心。故选A。