. It is pretty well understood ________ controls the flow of carbon dioxide in and out the atmosphere today.
| A．that | B．that what | C．what | D．how |
. You can’t see things clearly through a telescope unless it is ________ correctly to your sight.
| A．treated | B．adopted | C．adjusted | D．reminded |
__________ I could say a word, she had stormed out of the room.
| A．Before | B．When | C．After | D．Until |
The old woman __________ her son and daughters _______ and see her from time to time.
| A．desired; come | B．hoped; to come | C．desired; coming | D．suggested; to come |
Daniel’s family ________ their holiday in Huangshan this time next week.
| A．are enjoying | B．are to enjoy | C．will enjoy | D．will be enjoying |
Because he was __________ the new limit, he was stopped and wanted for speeding.
| A．good at | B．tired from | C．unaware of | D．uninterested in |