已知形成链表的存储结构如下图所示,则下述类型描述中的空白处应填______。 struct link char data; ______, node; data next
A. struct link next
B. link *next
C. stuct next link
D. struct link *next
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Where does the man get his job
At a restaurant.
B. At a company.
C. At a hotel.
Questions 11 to 18 are based on the conversation you have just heard.
A. $2.40.
B. $3.80.
C. $4.80.
D. $7.60.
没有char a,b;,若要通过a&b运算屏蔽掉a中的其他位,只保留第2位和笫8位(右起为第1位),则b的二进制是 【8】 。
In September, in Britain, you may see a lot of birds (36) on roofs and telegraph wires. These birds are swallows. They are (37) together because, very soon, they will be flying (38) to much warmer lands, where they will find (39) small flying insects on which they (40) . There are no such insects (41) in Britain during the winter, as it is (42) cold for them. The swallows settle, fly off, swoop, and (43) again. This they do many times, for they are making short (44) flights in order to be fit for the long journey (45) them. (46) of these migrating birds leave Britain in the autumn. They fly (47) for hundreds of miles (48) 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 (49) . In the spring of the following year they (50) the long and tiring journey back to Britain. They return to the identical barn or tree in the (51) district which they had left the (52) autumn. How do these birds find their (53) there and back over such vast distances Nobody knows exactly (54) , but it has something to do (55) winds and air currents.
A. Swarms
B. Herds
C. Flocks
D. Schools