When I arrived at his office，he ______ on the phone．

　　A．was speaking　　B．spoke　　C．is speaking

Mary ______ into the house when no one ______ her．

　　A．walked；was noticing

　　B．have walked；noticed

　　C．walked；has notice

What do you think of ______ a party next weekend?

　　A．have　　B．to have　　C．having

Today is Sunday，and Mary has ______ at home．

　　A．nothing doing　　B．nothing to do　 C．a(chǎn)nything to do

It's really a big deal．You'd better ______ before you take action．

　　A．think of　　B．think about　　C．think over

It's raining outside．You'd better ______ your raincoat．

　　A．put on　　B．put up　　C．to wear

Last night we ______ a river and walked ______ a forest．

　　A．a(chǎn)cross；through　　B．passed；passed　　 C．crossed；through

梍_____ do you go shopping?

　　桹nce a week．

　　A．How long B.How often C.How much

Nothing in the world ______ really important in the end．

　　A．is　　B．be　　C．a(chǎn)re

Mary _____ on her bike when she ______ down from the bike．

　　A．rode；fell

　　B．has ridden；has fallen

　　C．was riding；fell