How was your weekend –Great! We ____ a picnic by the lake .

Was it at the end of the explorationyoudiscovered the evidencethe monsters usedto exist in the lake

g arrangements are already __________, with which the scientists can go on with the further research.

That’ s funny! I remember putting my glasses on the desk, but now they’re _____ .

Have you returned the book to the library _______–Yes, I have ____ returned it.