We have a lovely room. It’s one of in the hotel.
—Which car is _______, the yellow one or the red one? —The red one, I think.
— _______ does Earth Day come every year? —It comes on April 22.
Lily knows some Chinese, ______ she can read the words on the bottle.
—We’ll have a hiking trip tomorrow, but when shall we meet?—Let’s make it ______half past seven.
—Hi, Jim. Can you lend ______ your pen?—Sorry, I’m using it.