His plan was such a good one _____ we all agreed to accept it[ ]

When I called you this morning, nobody answered the phoneWhere __________?

I don’t know_____the future holds in store for me，but I’ll face the storms of life bravely.

With more forests being destroyed, huge quantities ofgood earth __________ each year, which __________ that our environment issuffering.

_____________ each class, we often do some exercises.