【正文】 , detective stories, and so on.A．on B．in C．with D．of21．—I’ve been a League member for about two years. What about you?—I joined the League ___________May, 2017.A．in B．on C．a(chǎn)t D．by22．Don’t be afraid of difficulties. Remember: kites rise highest ________ the wind, not with it.A．over B．a(chǎn)gainst C．a(chǎn)cross D．a(chǎn)long23．—A serious study of physics is impossible ________ some knowledge of maths.— I couldn’t agree more. So we should also learn maths well.A．a(chǎn)mong B．between C．a(chǎn)gainst D．without24．The little stream ran dawn from a high mountain ________ many villages and forests.A．a(chǎn)cross B．a(chǎn)gainst C．beyond D．through25．Xuzhou Metro Line 2 came into use ________ November 28, 2020, it is one of the most important events in our daily life.A．a(chǎn)t B．in C．on D．for26．—Why can’t we drive in the emergency lane (應(yīng)急車道) on expressway?—Because the lane makes it possible to race ________ the clock to save people’s lives.A．beyond B．over C．a(chǎn)gainst D．through27．—Sorry, I can’t finish the exercise on time.—Never mind. It is ________ the abilities of most of the class.A．a(chǎn)cross B．on C．over D．beyond28．________ a spring morning, a bird flew into our classroom and we were very excited to see it.A．In B．On C．At D．For29．In western countries, children play “trick or treat” ________ the evening of October 31st.A．a(chǎn)t B．in C．on D．to30．Peter is clever enough to read and write __________ the age of 4.A．between B．a(chǎn)t C．to D．during31．Let’s vote ________ China’s Inspirational Role Models(感動中國人物) ________ the Internet, shall we?A．for。 by C．a(chǎn)s。 for3．The rain is beating ________ the windows and Cindy is listening to the rain quietly.A．a(chǎn)bove B．a(chǎn)cross C．a(chǎn)round D．a(chǎn)gainst4．— My aunt’s 3yearold daughter can eat a meal with chopsticks.— Really? Most children ________ her age still use spoons.A．of B．in C．on D．for5．— You look frightened, what’s up?— A terrible accident happened this morning. A truck was running fast when an old man was about to cross the road. I bet he will not live ________ the night.A．a(chǎn)long B．a(chǎn)way C．through D．in6．—What about the roller coaster in Shanghai Disneyland, Tommy?—Fantastic. I couldn’t stop screaming and laughing ________ the whole ride.A．for B．on C．with D．through7．________small actions, like reusing water, we can make a great difference to our world.A．Across B．Beyond C．Through D．Against8．Taking part in a social activity can help take your mind ________ matters that worry you and make you feel good about