Did Linda buy anything ________ her mother ________ her birthday

Why did you laugh just now— John wanted to tell usveryfunny joke, but he forgotendhimself.

Parents should take seriously their children’s requests for sunglasses _____ eye protection is necessary in sunny weather[ ]

Political parties often differ in theirviews on various _____ concerning their own countries.

In order to catch up with her classmates, _____.