In September, in Britain, you may see a lot of birds【C1】________on roofs and telegraph wires. These birds are swallows. They are

admin2023-03-13  46

问题     In September, in Britain, you may see a lot of birds【C1】________on roofs and telegraph wires. These birds are swallows. They are【C2】________    together because, very soon, they will be flying【C3】________   to much warmer lands, where they will find【C4】________   small flying insects on which they【C5】________      There are no such insects【C6】________    in Britain during the winter, as it is【C7】________cold for them.
    The swallows settle, fly off, swoop, and【C8】________again. This they do many times, for they are making short【C9】________   flights in order to be fit for the long journey【C10】________   them.
    【C11】________of these migrating birds leave Britain in the autumn. They fly【C12】________for hundreds of miles【C13】________they reach the warm lands of Africa. But not all the birds get there, for many of them perish in the stormy weather they meet with【C14】________  .
    In the spring of the following year they【C15】________the long and tiring journey back to Britain. They return to the identical barn or tree in the【C16】________ district which they had left the【C17】________autumn. How do these birds find their【C18】________there and back over such vast distances? Nobody knows exactly【C19】________  , but it has something to do【C20】________   winds and air currents.
【C17】

选项 A、before
B、previous
C、ago
D、former

答案B

解析 本题考查形容词辨析。previous意为“(时间或顺序上)先前的”。句意为:他们会回到他们前一年秋天离开的那个地区的同一间谷仓或同一棵树。
转载请注明原文地址:https://kaotiyun.com/show/Jp0D777K
0

随机试题
最新回复(0)