四、词汇运用
A. 从方框中选出合适的单词或短语填空,使短文内容完整、正确。
volunteered for;ready;such as;comfortable;set up
MSF stands for Médecins Sans Frontières. It's also known as Doctors Without Borders无国界医生. Médecins Sans Frontières is French. This organization was 1. by some French doctors in 1971. Since then, MSF has sent trained doctors all over the world to help people who have suffered from disasters, 2. wars and illness.
Every year, about 3,000 doctors and nurses work for MSF. Over 27,000 doctors have already 3. MSF so far. The organization received the Nobel Peace Prize in 1999. All kinds of doctors can volunteer for MSF. They need to be 4. to go anywhere in the world. Most of MSF's work is in Africa. Doctors have to go for at least six months when MSF chooses them for a task.
But why would doctors leave a 5. life and a good pay to join MSF? Some of them say the experience is a great help in their life. And they say that it's great to give others a helping hand.

四、A. 1. set up 2. such as 3. volunteered for 4. ready
5. comfortable

【分析】首先通读短文，理解短文围绕无国界医生组织（MSF）展开。然后逐个分析每个空格：1. 第一空所在句子为被动语态，需选表“建立”的短语；2. 第二空后是列举的例子，需选表“例如”的短语；3. 第三空有现在完成时标志词so far，需选表“自愿加入”的短语；4. 第四空考查固定搭配，需选表“准备好”的词；5. 第五空修饰名词life，需选表“舒适的”形容词。
【解析】1. 句子意为“这个组织在1971年被一些法国医生建立”，被动语态结构为“was+过去分词”，短语set up（建立）的过去分词是set，故填set up；2. 空格后是列举的“战争和疾病”，用such as（例如）举例，故填such as；3. 时间状语so far是现在完成时标志，结构为“have+过去分词”，volunteered for（自愿加入）符合语境，故填volunteered for；4. 固定搭配be ready to do sth（准备好做某事），句意为“他们需要准备好去世界任何地方”，故填ready；5. 空格修饰名词life，形容词comfortable（舒适的）符合“离开舒适的生活”的语境，故填comfortable。
【答案】1. set up 2. such as 3. volunteered for 4. ready 5. comfortable
【知识点】短语搭配、被动语态、形容词辨析
【点评】本题为词汇运用题，考查固定短语、语法结构及形容词的运用，解题需结合语境和语法知识，难度适中，适合初中阶段学生练习。
【难度系数】0.6

B. 根据短文内容,从下面方框中选择合适的单词或短语填空,注意形式变化。
reduce;improve;have fun;say;far away
Roblox is an online game platform. It is a place where kids can play games and even create their own games for other kids to play. You can spend hours playing and 1. on Roblox, and many kids do.
Their parents may disagree, but in my opinion, Roblox is actually good for kids. Kids can 2. their mood by playing Roblox. They can stay in touch and have fun with friends who live
3. . They can even make money when they build their own games in Roblox!
Playing Roblox can change your mood from bad to good! "Games are great at fixing our mood and 4. our stress and anxiety," says Rachel Kowert in the article "The Rise of Roblox" from Seholastic's Storyworks magazine. This is another way of
5. that playing Roblox can help you feel less stressed. Kowert is a psychologist who studies gaming.

四、B. 1. having fun 2. improve 3. far away 4. reducing
5. saying

【分析】
本题为选词填空题，解题思路为：先通读短文理解整体语境，再结合每个空格所在句子的语法结构、搭配要求，逐一匹配方框内的单词，并根据需要调整单词形式（如动名词、原形等），最终确定每个空格的正确答案。
【解析】
1. 空格前有固定搭配“spend...doing sth”，且“and”连接并列成分，需用动名词，方框中“have fun”符合语境，故填having fun。
2. 空格前有情态动词“can”，后接动词原形，语境为“改善心情”，方框中“improve”符合，故填improve。
3. 空格修饰“friends”，表示“住得远的朋友”，方框中“far away”符合，故填far away。
4. “and”连接并列动名词（fixing），需用动名词，语境为“减轻压力”，方框中“reduce”的动名词形式reducing符合，故填reducing。
5. 空格前有“another way of”，后接动名词，方框中“say”的动名词形式saying符合“另一种说法”的语境，故填saying。
【答案】
1. having fun 2. improve 3. far away 4. reducing 5. saying
【知识点】
动词形式变化、固定搭配、语境填词
【点评】
本题考查选词填空，需结合语境和语法知识调整单词形式，难度适中，学生只要掌握常见搭配和语境分析方法即可正确作答。
【难度系数】
0.7