______ fine weather! Let’s go out to have a picnic!

         A．What a        B．How             C．What

 _____ lovely day!

   A. What a             B. What        C. How a        D. How

______useful advice we had in the meeting last week!

       great fun it is! And         good time they are having!

A．What, what a       B．What a, how       C．How a, how        D．How, how a

________ exciting sport it is to go bike riding!

A. What a    B. What an   C. What   D. How