If you flatter your mother a bit she might invite us all to dinner.
你如果多奉承你母親幾句話,說不定她會把我們全部請去吃飯。
I appreciate your helping me.
感謝你的幫助。
Once we detected a planet, we would have to find a way of blotting out the light from its star, so that we would be able to 'see' the planet properly and analyze its atmosphere.