They found difficult to finish the work in such a short time.
| A．this | B．that | C．them | D．it |
I think ______ quite difficult _______ all the tasks in time.
| A．that, to finish | B．it, finishing |
| C．it, to finish | D．that, finish |
_____ is believed that Bell invented the first telephone in1876.
| A．This | B．That | C．It | D．One |
My cousin keeps two pets.One is a lovely cat and ___________ is a beautiful bird.（ ）
A．otherB．othersC．the otherD．another
—Your tea smells great！ —It's from India. Would you like ___________？
| A．it | B．this | C．some | D．little |
The clothes in this store __________ cheaper than __________ in big shopping malls.
| A．is; it | B．is; that | C．are; those | D．are; ones |
Your Ipad is quite nice. Where did you buy______? I want to buy______, too．
| A．one; one | B．it; one | C．it; it | D．one; it |
——Let me tell you something about Rose and her pet dog.
——So interesting? What is ?
| A．it | B．she | C．this | D．that |
After reading the report, I found ____ important to do something to protect the birds in the wild.
| A．it | B．it’s | C．its | D．that |
—_________is very interesting to swim in the river in summer,but it’s dangerous.
| A．This | B．That | C．It | D．He |
Look! _____ are his ______.
| A．This, friend | B．Those, friends |
| C．This, friends | D．Those, friend |
He is __________ honest boy and you can believe __________ he says.
| A．a, that | B．an, what | C．a, what | D．an, that |
__________ is really hard _ _ them to climb such a high mountain.
| A．This; to | B．It; to |
| C．This; for | D．It; for |
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