问题
选择题
The doctor was _____immediately the little boy fell off a ladder and hurt himself.
A．asked for
B．sent for
C．waited for
D．cared for
答案
答案：B
send for派人去请…来；ask for要求得到(某物)、找(某人)、自找(麻烦)；wait for等候；care for照料、喜欢。