-----Is there any news for the missing boy?
------Yes, he was observed _______computer games at 8o’clock yesterday.
| A．play | B．played | C．to play | D．playing |
Have you considered how weak humans area volcano, hurricane or earthquake?
| A．comparing with | B．compared with |
| C．to compare with | D．having been compared with |
-Sorry, I couldn’t find the suitable shoes you need.
-.
| A．Thanks anyway | B．No problem | C．Don’t mention it | D．It’s all the same |
rise in carbon dioxide is causingsteady increase in global warming.
| A．The; a | B．不填; a | C．The; 不填 | D．A；the |
-I didn’t go to the art show, because I lost my ticket.
-Youhave borrowed mine. I didn’t go to see it anyway.
| A．might | B．need | C．could | D．must |
Had it been possible, I would have gone to attend Monica in the hospital, but Ifully occupied last month.
| A．had been | B．was | C．am | D．have been |