—Shenzhou-18 with three astronauts was sent up on April 25th, 2024. It’s such ________ exciting event.
—Yes. And the astronauts are our heroes. I want to be ________ useful person like them.
| A． |
a, an |
B． |
an, a |
C． |
a, the |
相关试题
—Do you like sports?
—Yes, I do some running in the park everyday _______ the weather is terrible.
| A．if | B．after | C．unless | D．while |
Yoga (瑜伽) helps people to keep healthy and relaxed, _______?
| A．does it | B．doesn’t it | C．is it | D．isn’t it |
These days students in some schools ______ not to use mobile phones.
| A．ask | B．asked | C．are asked | D．were asked |
—Look! There so many people in the park.
— Nobody likes to stay at home ______ Sunday morning. 
| A．in | B．on | C．at | D．to |
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