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 sb.请某人来；ask for sb.找某人；wait for等候；care for照料(="look" after)、喜欢(=like用于否定句或疑问句中)。