23. We are invited to a party in our club next Friday.A. to be heldB. HeldC. being heldD.

问题补充：

23. We are invited to a party in our club next Friday.

A. to be held

B. Held

C. being held

D. Holding

答案：

(答案→)A. to be held

B. Held

C. being held

D. Holding

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