在北京召开的国际数学家大会会标如图所示,它是由4个相同的直角三角形与中间的小正方形拼成的一大正方形,若直角三角形中较小的锐角为,大正方形的面积是1,小正方形的面积是,则的值等于( )
_______ nice weather! Let's go swimming in our swimming pool.
Good idea!( )
A.What aB.How aC.WhatD.How
Mum, I've got a medal in the sports meeting.
________!( )
A.CongratulationsB.Good luck
C.No problemD.It depends
We're going to see a movie. Would you like to join us?
Sorry, I have too much homework _______.( )
A.Will doB.need doC.doD.to do
She _______ to anyone for 2days.
What happened to her?( )
A.didn't speakB.hasn't spoken
C.doesn't speakD.haven't spoken
Excuse me! Is there a supermarket near here?
Sorry, I'm new here too. Why not _______ the old lady over there?( )
A.askingB.askC.asksD.to ask