问题
选择题
Yao Ming, who ______ the Houston Rockets, is working hard to make his dream come true.
A．joined
B．joined in
C．took part in
D．competed in
答案
答案：A
考查动词。句中join为加入之意，表示加入某一组织或团体，并且成为其中的一员，故选A。句意：姚明，加入休斯顿火箭队，非常勤奋使他的梦想成为现实。