33. ______ happened to be no one in that house when the typhoon hit the area.
| A．It | B．There | C．This | D．That |
31. Tom as well as his classmates _____ Japanese in Japan.
| A．are studying | B．have studied | C．studies | D．Study |
30. Let Harris play with your toys as well, Clare. You must learn to _____.
| A．support | B．care | C．share | D．Spare |
29. New ways _____ to prevent the river _____.
| A．have found out, from polluting |
| B．have found, from being polluted |
| C．have been found out, from being polluted |
| D．have been found, from being polluted |
28. The first thing she did _____ up to her trainer and thanked her.
| A．was go | B．was going | C．and went | D．Go |
27. The boy gathered all his _____ to stand up.
| A．strength | B．power | C．force | D．Energy |