河南成教 / 当代英语语法概论
56[填空题,0.7分]
Fill in the blanks with the appropriate form of the verb or verb phrase given:If it __________ (be not) for their support , we would be in a very difficult position.
56[填空题,0.7分]
Fill in the blanks with the appropriate form of the verb or verb phrase given:If it __________ (be not) for their support , we would be in a very difficult position.
参考答案: