— It’s hard to believe ______the way out of the forest without the help of the local guide?
| A．what they were able to find |
| B．what were they able to find |
| C．how they were able to find |
| D．how were they able to find |
_______ it rained heavily, ________ all the students came to school on time.
| A．Because; so | B．Because; / |
| C．Although; / | D．Although; but |
We are looking forward to ____________ the Great Wall.
| A．visit | B．visits |
| C．visiting | D．visited |
I spent all my free time ________ speaking English.
| A．practise | B．practicing |
| C．to practice | D．practises |
My bike is lost. I can’t find _______. So I want to buy a new _________.
| A．it; it | B．it; one |
| C．one; it | D．it; that |
___________ stars were shining in sky at night.
| A．Million | B．Millions |
| C．Million of | D．Millions of |