He with his mother __________ going shopping.
| A．is | B．are | C．be | D．am |
( )（10）Winter is the ______ season of the year.
A. coldB. colderC. coldest
( )（9）There are _____ seasons in a year.
A. threeB. fourthC. four
( )（8）Trees _____ new green leaves.
A. havingB. haveC. has
( )（7） There are_______peaches on the tree.
A.aB. anyC. a lot of
( )（6）Let’s______English together.
A. learningB. to learnC.learn