_____ and out of breath, we reached the top of the mountain and stopped _____ the beautiful scenery.
If you_______ smoke, please go outside.
---I don’t really like Tom. Why did you invite him? ---Don’t worry. He _____ come. He said he wasn’t certain what his plans were.
Was it _____he said or something that he did _____ made her cry so sadly?
---I’d like to buy this book, dad. ---Sorry, my darling, but the book is _____ adults only.
The two girls are so alike that strangers find ______ difficult to tell them apart.