A car travels at a rate of 50 miles per hour.How long will it take to travel 300 miles?
看图,选择正确的句子。(30分)⑴A.It's nine o'clock.B.It's twelve o'clock.⑵A.I'm fine.B.I'm eight.⑶A.Happy birthday!B.Happy Teachers' Day!
—How old are you?—__ _____A.Fine. B.I'm nine.
—Let's sing.—__ _____A.OK. B.Here you are.
—What time is it?—__ ______A.I'm in Class Five.B.It's five o'clock.
—Happy birthday!—__ ______A.That's OK. B.Thank you.