(　　　)1. ________ is really hard ________ them to climb such a high mountain.
A. This; to B. It; to C. This; for D. It; for

1. D 【点拨】“It is hard for sb. to do sth.”意为“做某事对某人来说是困难的”。故选 D。

(　　　)2. Many people say if people plant more trees in the ________ of China, there will be fewer sandstorms in Beijing.
A. south - east B. south C. north - west D. south - west

2. C

(　　　)3. If you want to write about a car accident last week, organize your ideas ________ may be the most suitable way.
A. in time order B. in space order
C. from general to specific D. from specific to general

3. A 【点拨】描写一次车祸是对经历进行描述，采用时间顺序会合适。故选 A。

(　　　)4. —I hear you're ________ a trip. Count me in!
—No problem. Just keep in touch on WeChat.
A. supporting B. training C. organizing D. volunteering

4. C 【点拨】上句句意：我听说你们将组织一次旅行。把我也算上。故选 C。

二、阅读短文，在文中空白处填入1个适当的单词，或用括号内所给单词的正确形式填空。
Why is the cat not in the Chinese zodiac? There is a famous Chinese folk story about this. The Jade Emperor(玉皇大帝) invited all animals to take part ________ 1 ________ a race(赛跑). The first 12 animals to finish the race would become part of the Chinese zodiac.
At that time, the cat and the rat were good friends. When they ________ 2 ________ (hear) about the race, the cat said to the rat, “We should arrive early to sign up for the race, but I ________ 3 ________ (usual) wake up late.” The rat promised to wake his friend up ________ 4 ________ they could go together. However, on the morning of the race, the rat was so ________ 5 ________ (excite) when he woke up that he forgot his promise. He went directly to the gathering area for the race. The cat woke up only ________ 6 ________ (find) that the race was already over.
But it is only ________ 7 ________ story. The real reason is that there were no cats in China in ancient times. Researchers say that before the Han dynasty, China had ________ 8 ________ (not) house cats. There were some descriptions of cats in China in some ancient ________ 9 ________ (book), but they were mostly wildcats.
Nowadays some believe that house cats have ________ 10 ________ (appear) in China since the Eastern Han dynasty. But by that time, the animals of the Chinese zodiac had already been chosen.
1. ________ 2. ________ 3. ________ 4. ________ 5. ________
6. ________ 7. ________ 8. ________ 9. ________ 10. ________

二、1. in 2. heard 3. usually 4. so 5. excited 6. to find 7. a 8. no 9. books 10. appeared