--All students must hand in your exercises right now.
-______ We don’t have enough time to finish them.
| A．It doesn’t make sense. |
| B．You said it. |
| C．Forget it. |
| D．It’s up to you. |
Lily， ____ of the ______speech, started to read a novel.
| A．tiring, bored | B．tired, bored | C．tired, boring | D．tiring, boring |
_______ was known to them all that William had broken his promise ______ he would give each of them a gift.
| A．As; Which | B．What; that | C．It; that | D．It; which |
The ___ look on his face showed that he hadn’t expected it .
| A．astonished | B．astonishing | C．being astonished | D．having astonished |
___ from space, the earth with water ___70％ of its surface looks like a "blue blanket".
| A．Seen; covered | B．Being seen; covers | C．Seeing; covering | D．Seen; covering |
____ more attention, the trees could have grown better.
| A．Given | B．To give | C．Giving | D．Having given |