---Tell me something about your adventure in the rainforest, please.

---We lost our way in the forest and ___ made matters worse was ___ night began to fall.

 A. what; that     B. it; that       C. it; because         D. what; because   

 ---Tell me something about your adventure in the rainforest, please.

---We lost our way in the forest and ___ made matters worse was ___ night began to fall.

   A. what; that               B. it; that       C. it; because         D. what; because   

（2010·黑龙江哈三中高三10月月考）   25. ---Tell me something about your adventure in the rainforest, please.

---We lost our way in the forest and ___ made matters worse was ___ night began to fall.

 A. what; that     B. it; that       C. it; because         D. what; because