I wonder_______ you’ll water this kind of tree. —Once a week. [ ]

__________ do you study for a test? —By asking the teacher for help.

It’s so cold today.— Yes, it’scolder than it was yesterday.

What’s wrong with Tom? —— Bad luck! Tomhis bike and hurt his leg.

Which coat would you like?—I’d like _________ orange one with white flowers on it.