It ______ rain. （   ）

A．is

B．will

C．do

选择恰当的单词，补全句子。
is  are  was  were  be
【小题1】There ______ an apple on the table yesterday.
【小题2】There ______ an apple and two pears on the table.
【小题3】There ______ two apples and one pear on the table.
【小题4】There will ______ an apple on the table.
【小题5】There ______ some apples on the table yesterday.

Today we are ____to the park.  (   )

A．going

B．go

C．goes

We are going ______ together. （   ）

A．have lunch

B．to have lunch

C．to have a lunch

The girl goes to buy a story book.（变为一般将来时）
The girl ______ ______ to buy a story book.