The palace is heavily guarded, because inside its walls ________.
| A．where sit the European leaders | B．the European leaders there sit |
| C．sit the European leaders | D．that the European leaders sit |
—Well, Kate, I’m sorry, but I have to leave.
---_____. I hope to hear from you soon.
| A．Keep in touch | B．Have s good time |
| C．Walk slowly | D．So am I. |
．As you the town, the first building you see is the church.
| A．cross | B．pass | C．draw | D．approach |
—How did you find the talk this morning?
—______.
| A．By asking my students | B．It was easy to find |
| C．Very disappointing | D．Just in time for it |
The flowers _________sweet in the botanic garden attract the visitors to the beauty of nature．
| A．to smell | B．smelling | C．smelt | D．to be smelt |
--- I will attend your lecture at 10:00 tomorrow.
--- I am sorry, by then my lecture will have ended and I ______ my guests in my office.
| A．is being met | B．will meet |
| C．will be meeting | D．will have met |