Much to my surprise, she ________tears ________she read the letter.
| A．burst out; instant | B．burst into; the instant |
| C．burst out; instantly | D．burst into; instant |
32．How_________I help them to understand when they won’t listen to me?
| A．can | B．would | C．may | D．Must |
31．In summer, food will go bad if_________in room temperature.
| A．leaving | B．left | C．being left | D．having left |
30．QQ,______you can chat with your friends, makes communication easy.
| A．why | B．which | C．that | D．Where |
29．Someone________his car in front of my house and it is blocking my driveway.
| A．has parked | B．is parking | C．parked | D．had parked |
28．The film is very humorous but_________can be enjoyed unless you understand English culture.
| A．everything | B．something | C．nothing | D．Anything |