资料1
请根据以上材料，指出下列栏目的正确选项：
“征免性质”栏（）。
A．进料非对口
B．进料对口
C．进料加工
D．来料加工
参考答案：C
Tom often makes his friends ________. [ ]
A. laugh
B. laughed
C. laughing
D. to laugh
Many a time, Bob failed to find a job_____ his skills can be put to use. So the situation______ he can’t change worried him deeply.
A．which, where
B．that, which
C．where, that
D．that, where
