It has been raining for almost three weeks and scientists say that it is quite at this time of year.
| A．technical |
| B．abnormal |
| C．physical |
| D．universal |
The shepherd had to round up the sheep ________first night fell.
| A．until | B．before | C．after | D．till |
To the manager's joy，he is a(n) ________young employee.
| A．stubborn | B．ambitious | C．disappointing | D．subjective |
________from the top of the tower，the Birds Nest looks more magnificent.
| A．To see | B．Seeing | C．Seen | D．See |
The two birds ________each other in shape and color，in other words，they ________each other in shape and color.
| A．differ；are different from |
| B．differ from；are different with |
| C．resemble；are similar to |
| D．resemble；are similar with |
A terrible thought suddenly ________to me—had anyone broken into the house?
| A．struck | B．occurred |
| C．knocked | D．attacked |