There are floors in the building and my home is on the________ floor.
| A．twenty； fifteenth | B．twenty； fifteen |
| C．twentieth； fifteen | D．twentieth； fifteenth |
This ________ my grandfather and those are my ________.
| A．is; friends | B．is; friend | C．are; friends | D．am; friend |
E-mail Tom Mary@163.com , please.
| A．in | B．at | C．on | D．/ |
_____a cat. We do not know_____ name.
| A．It is, its | B．Its, it is | C．It is, It is | D．It is, is |
I can see a pen ______some pencils on the desk.
| A．are | B．and | C．but | D．to |
_________ismyfriend._________nameisTom.
| A．She;Her | B．Her;She | C．He;His | D．His;He |