–Your bedroom is dirty. Please tidy _____ up.-Ok, mum.A. it B. its C. them
--- ______did the baby panda Xi Wang ______ when she was born? --- About 100 grams.
There are ________ bears on the earth because they have ________ space on it.
The little boy often makes his mother _____him _____.
--- Sandy, please don’t tell anybody about our secret, OK? --- _______.
What great fun we had ______ and ______ together at the party yesterday!