—Could you tell me ________ ,Mr.Smith?
—Sure. It's because of the bad weather.
A.what is your family name
B.why the train hasn't arrived yet
C.how can I get on well with my parents
—Which sweater do you choose, the red one or the blue one?
—________. I prefer the black one. I think it fits me better.
A.Both B.None C.Neither
In my heart, those ________have devoted(奉献) themselves to the fight against 2019 NCP (新型冠状病毒肺炎)are real heroes.
A.who B.which C.whose
—To help more patients, 2 new hospitals ________in just a week.
—Yeah, what great work they did!
A.built B.were built C.are built
—How did the accident happen, sir?
—As the woman ________along the road, a car lost control and hit her unexpectedly.
A.walked B.had walked C.was walking
—Why were you late this morning?
—I’m sorry, Ms. Green. When I went out, I realized that I ________my homework at home. So I had to run back to get it.
A.left B.has left C.had left