Unit 10 Connections单元综合检测1（含解析）高中英语北师大版（2019）选择性必修 第四册

单元综合检测(一) 第一部分　阅读 第一节 阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。 A Four Best Plants to Give as Gifts Choosing a gift for someone is always a challenge．Giving plants is one way to try if the recipient is already a plant lover．Here are some sure to impress as thoughtful gifts． Jade Plant The jade plant is a large succulent(肉质植物) that makes a perfect gift for someone who's mastered parenting succulents．With a woody stem(茎)，it looks like a tree once growing tall enough．Besides occasional watering and a bright window，the jade plant has few other requirements．A good challenge for ambitious owners is to regularly cut off its heavy leaves to reduce weight． Christmas Cactus This is a succulent with eye catching flowers that appear in winter．You might assume it a picky plant，but nothing could be further than the truth．It prefers bright，indirect light and grows well in average potting soil．This plant prefers a steady watering schedule，especially in winter．To encourage more growth，plant it in a hanging container that allows its branches to hang down． Paperwhite Some people just aren't interested in keeping houseplants around long term，and paperwhite flowers are an excellent gift for anyone you know who fits this mould．Paperwhites grow from bulbs(鳞茎) and will produce flowers out of season．The roots need to be kept relatively damp，but once they are blooming(开花)，there's not much that can go wrong．They can be replanted outside after they have run their course． Corn Plant The corn plant is forgiving of variable light conditions and watering routines．It grows slowly，but can reach a height of four to six feet，and can make an impressive floor plant．Its leaves turn paler in direct sunlight to reflect the extra light，and darker green in shady conditions to maximize sunlight absorption． 1．Which plant requires practised gardening experience A．Jade plant．　　 B．Christmas cactus． C．Paperwhite． D．Corn plant． 2．How can we help a Christmas cactus grow well A．By replanting it outside before blooming． B．By watering it regularly during blooming． C．By cutting off most of its heavy leaves． D．By making its branches grow upwards． 3．What affects the colour of leaves of a corn plant A．The frequency of watering． B．Its flowering time． C．Its rate of growing． D．The amount of sunlight． B One morning，Ann's neighbor Tracy found a lost dog wandering around the local elementary school．She asked Ann if she could keep an eye on the dog．Ann said that she could watch it only for the day． Tracy took photos of the dog and printed off 400 FOUND fliers(传单)，and put them in mailboxes．Meanwhile，Ann went to the dollar store and bought some pet supplies，warning her two sons not to fall in love with the dog．At the time，Ann's son Thomas was 10 years old，and Jack，who was recovering from a heart operation，was 21 years old． Four days later Ann was still looking after the dog，whom they had star ... ...