-What were you doing at 7:00 yesterday evening, Lisa?
-I ________ up the kitchen with my mother.
| A． |
clean |
B． |
cleaned |
C． |
was cleaning |
D． |
am cleaning |
Not only I but also Tomfond of watching television.
| A．is | B．are | C．am | D．were |
—________ English book is this?
—Maybe it is Lucy's.
| A．Who | B．Whom | C．When | D．Whose |
Yesterday something ________ happened. We didn't know what it was.
| A．unhappy | B．uneasy | C．unable | D．Unusual |
This coat ________ be Tom's. He doesn't like the color at all.
| A．must | B．might | C．could | D．can't |
—Is Mr.Smith over there?
—It ________ be him. He has gone to Beijing on business.
| A．can't | B．must | C．might | D．Can |