________ has been mentioned above,continued chairman after he took a sip of coffee,________ the project must be carried out before spring flood comes.
A modern city has been set up in _______ was a wasteland ten years ago.
A story goes _______ Elizabeth Ⅰ of England liked nothing more than being surrounded by clever and qualified noblemen at court.
The road is covered with snow.I Can’t understand _______ they insist on going by motorbike.
After months of voyage, Columbus arrived in _______ later proved a new continent.
______ needs further discussion to decide whether we will _______ the war operation.