--Did you borrow the book from the library ?
---Yes. I _______ it for three days. I’ll return it this afternoon.
| A．borrowed | B．kept | C．have borrowed | D．have kept |
I enjoy learning English, it takes me a lot of time.
| A．as if | B．though | C．because | D．for |
There used a tree in front of the house, but now it is cut down.
| A．be | B．have | C．to be | D．to have |
I the camera for a week already.
| A．bought | B．have bought | C．borrow | D．have kept |
You have never visited the place before, you?
| A．did | B．didn’t | C．have | D．haven’t |
–Where are the children? – They to Beijing.
| A．have been | B．have gone |
| C．have left | D．have arrived |