Most parks in our city are free. They don’t charge money for ________.
| A．agreement | B．admission | C．allowance | D．permission |
The last time we had great fun was _____we were visiting the Water Park.
| A． where | B．how | C．when | D．why |
It was along the Mississippi River ____Mark Twain spent much of his childhood.
| A． How | B．which | C．that | D．where |
_____ their hats into the air, the fans of the winning team let out loud shouts of victory.
| A． To throw | B．Thrown | C．Throwing | D．Being thrown |
No decision____ about any future appointment until all the candidates have been interviewed.
| A． will be made | B．is made | C．is being made | D．has been made |
The companies are working together to creat ______ they hope will be the best means of transport in the 21st century.
| A． which | B．that | C．what | D．who |