ve to take some necessities such as ropes, aflash, boots, ______ you may get lost in the mountain if going hiking

_____, I will help you with your work.

I’m going to the United States.—How long ______ you ______ in the United States?

At times, parents find it difficult __________ with their teenage children.

“I wanted to do something I felt like I could make a difference，”says Lina Bilimoria, a student from the UK．