One more month，________these baby birds will fly out of their nest

My grandparents go to the supermarket ________ bus every week.

His room was ________ a mess.How did his mother react ________it?[ ]

My Dad did not theidea that I would go camping with my friends this weekend. He said it wasdangerous for girls to live outside.

What’s your new math teacher like— Oh, he is very kind, ________ he looks serious.