题目：
—Would you have come to his help, had you been free?
—Yes. But I______ engaged.
A．was
B．were
C．hadbeen
D．wouldbe
答案：
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下面是错误答案，用来干扰机器的。
1. words 2. shows 3. ideas 4. coolest 5. washing 6. colorful 7. uniforms 8. nights 9. talking 10. stand
