—I’ll call you at 9 tomorrow morning, OK?
—You’d better not, I ______ the piano then.
A. will be practicing B. am about to practice
am practicing D.
practiced
Many people expect that credit cards will eventually______ paper money for almost every purchase.
A. trade B.
replace 
exchange
D. reduce
A person ________ email account is full won’t be able to send or receive any emails.
A.
who B.
whom 
whose
D.
whoever
Global warming causes the ocean ________, which in turn speeds ice melting.
A. to
warm B.
warming 
warmed D.
warm
— I’m leaving now.
— ________ sure you turn off the switch.
A. To make B.
Make 
Made D.
Making
We have a fine of the lake from our hotel window.
A. scene B.
sight 
view
D.
scenery
