_______ about the man wearing sunglasses during night that he was determined to follow him．
| A．So curious the detective was | B．So curious was the detective |
| C．How curious was the detective | D．How curious the detective was |
The project aims to get kids to a stage called “deep reading”, _____ they can read to learn.
| A．which | B．where | C．that | D．what |
An exercise method _____ to improve strength and balance is becoming popular in the United States.
| A．designing | B．designed |
| C．to be designed | D．being designed |
Frank, where have you been? We _____ you since 2 o’clock.
| A．have been waiting for | B．are waiting for |
| C．had waited for | D．waited for |
You will recognize Jane when you see her at the airport. She _____ a large blue bag.
| A．carries | B．is carrying |
| C．will be carrying | D．has carried |
_____ all my money on the car, I can’t afford a holiday with my friend this summer.
| A．Spending | B．Spend |
| C．To spend | D．Having spent |