We cannot figure out _____ quite a number of insects, birds, and animals are dying out [ ]

It remains to be seen _______the newly formedcommittee’s policy can be put into practice.

Look, the children are playing ______. They are all very ______.

I heard your grandma used to be a designer.— Yes. She was an excellent designer ________.

The rainy season is coming and let’s makefull use of the ________ days to dry whatever is needed to dry before the nextdry season.