This kind of animal is able to protect itself from danger in many years. ________, the colouring of its hide makes it almost invisible when it is feeding in the shadow of trees.
| A．First at all | B．First of all | C．In all | D．At all |
To their surprise, the boy’s wound was left ______.
| A．to expose | B．exposed | C．exposing | D．to be exposed |
— I think you should phone Jenny and say sorry to her.
—________. It was her fault.
| A．No way | B．Not possible | C．No chance | D．Not at all |
— We had ________ really cold February this year.
－I can’t remember ________ spring when it snowed in Changzhou .
| A．a; 不填 | B．不填; the | C． the; a | D．a; a |
As a _______ rule, most flowers appear in spring.
| A．common | B．ordinary | C．general | D．original |
_______ of the students here _______ from the countryside.
| A．Three-fourths; are | B．Three-fourth; is |
| C．Three-fourths; is | D．Three-fourth; are |