—Cathy，did you attend the lecture given by Mr．Black last night？
—No．I ______ a report at the office．
| A．was writing | B．wrote |
| C．had written | D．have been writing |
Anyone ______ trying to take knives on heard flights would be caught by the police.
| A．finds | B．found |
| C．being found | D．will find |
_______ the road round to the right, the blind man asked a boy to guide him.
| A．Follow | B．Following |
| C．To follow | D．Followed |
_______ the road round to the right, you’ll find his house.
| A．Follow | B．Following |
| C．To follow | D．Followed |
_______ the road round to the right and you’ll find his house.
| A．Follow | B．Following |
| C．To follow | D．Followed |
The result what he said would lead _____ his regret in the future.
| A．is | B．to be |
| C．to being | D．to was |