Whenever you are to walk on the ice , that it is solid and safe enough.
| A．examine | B．check | C．try | D．make |
______ time went by, his illness was getting worse.
| A．During | B． If | C．With | D．As |
Many houses were completely destroyed in the earthquake. ______, the victims had to live in the shelters provided by the government.
| A．As a result of | B．As usual | C．As a result | D．As to |
Our teacher punished Tom for his being late for school last month. ______, Tom gets up early every day and is never late again.
| A． Now and then | B．From then on | C．Till then | D．Just then |
—I’m sorry，sir. I didn’t mean to hurt you by showing you those pictures?
—________It just reminded me of my old friends.
| A．Not at all. | B．All the best. | C．No sorry，please. | D．Never mind. |
He began to take English _______ only when he left school.
| A．carefully | B．truly | C．seriously | D．strictly |