1 . They didn’t begin to celebrate until they knew their victory was ________.

A．symbolic

B．recent

C．quick

D．secure

2 . 根据所给10个英语单句的意思，从所给的15个词汇中挑选出10个合适的词或短语分别给每个句子填空。

diagram       secure       relevant       apparently       replacing       evaluated       signaled        passion       substance       efficient       remarkable       sharp       whispering       flexible     gathered

1. This important agricultural festival takes place after all the crops have been ________in.
2. Many Americans complained about the________increase in the cost of healthcare and health insurance recently.
3. I saw her________something into his ear, obviously not wanting to be heard.
4. When asked about their work schedules, many people preferred more ________work hours.
5. Sometimes it is a good idea to draw a ________to organise the information in the passage.
6. This________one step further in China’s plan to establish a space station in the future.
7. Her team examined over 2, 000old medical texts, and________280, 000 plants for their medical properties.
8. She concluded that boiling the sweet wormwood________destroyed its medical properties.
9. These smart homes will keep us________, save us energy, and provide a more comfortable environment to live in.
10. If a water pipe starts leaking, your smart home will detect it and provide you with the________information.

3 . By providing the bees with a           home, the villagers collect their honey in return.

A．humble

B．vital

C．secure

D．constant

5 . It is hard to ________ how many children suffer from dyslexia — a slight disorder of the brain that causes difficulty in reading and spelling.

A．secure

B．estimate

C．assist

D．collapse