Scientists are increasingly _____ that the earth is getting hotter because of carbon dioxide and other gases.
| A．convinced | B．confident | C．concerned | D．conscious |
——Guess what ,we’ve got our visas for a short-term visit to the UK this summer.
——How nice! You a different culture then.
| A．will be experiencing | B．have experienced |
| C．have been experiencing | D．will have experienced |
This book _____ the life of the students is popular with the teenagers.
| A．which based on | B．based on | C．basing on | D．being based on |
—How long has this bookstore been in business?
—_______ 1996.
| A．After | B．In | C．From | D．Since |
The plant is dead. I ______ it more water.
| A．will give | B．will have given | C．should have given | D．must give |
I had great difficultythe suitable food on the menu in that restaurant.
| A．find | B．found | C．to find | D．finding |