On Nov.30 1835, Samuel Clemens was welcomed into the world. Little did his parents know, their son Samuel would one day     1     (know) as Mark Twain — one of the most     2     (fame) writers in America. In 1839, the Clemens family moved several     3     (mile) east to the town of Hannibal,     4     was a growing port city that     5     (lie) along the bank of the Mississippi. Samuel’s father was a judge and he built two-story frame house. As a youngster, Samuel was kept indoors because of poor health. However,     6     the age of 19, he seemed to recover and joined     7     rest of children in the town outside. He then attended a private school in Hannibal.     8     (unfortunate), his father died of illness when Samuel was 12. Later, Samuel left school and     9     (become) a printer and editorial assistant. It was then that young Samuel found he enjoyed     10     (write).

Memory loss has to be one of our biggest     1     (fear). Names, words, facts and faces — nothing is spared.       2     (lucky), research has shown that it is possible to train the brain to protect our memories.

    3     (challenge) your brain could be one way of preserving your memories — through the value of commercial brain training app is debatable; some experiments seems to show that while people may become a master of the games on     4     (they) screen, the improvements fail to transfer to daily life. But other, more traditional activities — like learning a musical instrument or a second language — do seem to have some     5     (protect) benefits, at least on short-term memory. Ideally, it is probably best     6     (keep) your brain active throughout your life, well before you begin to approach old age.

Exercise and a healthy diet are also thought to offer some protection against memory loss. So can     7     active social life — since regular contact with other people is also thought to excite our brains. Ensuring that you regularly get a good might’s sleep     8     (help) too.

Of course, nothing can guarantee health and vitality in old age     9     these few simple measures might give you the best possible chances     10     protecting your mind as you age.

It is necessary and important for us students     1     (balance) study and relaxation . You see, National Day     2     (come), and I’ll make good use of the time to relax. Also, I come to realize that if I can rest well, I will be able to study     3     (effective) when I come back to school.

High school students are under increasing pressure to study     1     (long) hours than even before. They spend over 8 hours a day     2     (study) at school, some of whom even have to attend extra     3     (class) in their spare time. This greatly affect their health, which make their parents and teachers concerned.

In early 2022, the Ministry of Water Resources in China planned to invest 800 billion yuan building water management projects during the year. But the country     1     (see) the funds reach 823 billion yuan by the end of September.

Last year, the large-scale development played a significant role in ensuring stable home fund     2     promoting employment. Over 2. 5 million workers     3     (employ) in the development, including almost 2.1 million people from rural China. People also noted the     4     (remark) growth in funds it raised for water management projects. Almost 1. 16 trillion yuan was collected across the country last year, 44 percent more than 2021. Over 203.6 billion yuan was raised     5     government bonds, roughly 1.5 times that of the previous year. Over 37.9 billion yuan was invested     6     (expand) and renovate (翻新) 529 medium and large-scale irrigated areas in 2022. Thanks to the     7     (invest), over 10,000 kilometers of irrigation channels were built or renovated.

During the rare drought in the Yangtze River Basin last year, the complete systems in many of those irrigated areas functioned     8     (efficient) in reducing the impacts of the drought and reducing losses. Such irrigated areas guaranteed water supply to 11.3 million hectares of farmland in     9     (strike) regions. Despite the drought, the basin saw     10     good harvest of grain.