These days, preventing ourselves from being infected(传染）by virus(病毒）MERS becomes a hot topic again. In order to avoid it, we should _________.
①develop good habits
② not touch or share anything with the patients who were infected
③ put everything that patients ever used into dustbins quickly
④ make sure the patient is really ill before sending him or her to the hospital
⑤ take exercise regularly to make our bodies strong
A．②③④
B．①②⑤
C．③④⑤
The retired couple enjoy__________ photos．They always go out with their cameras．
| A．take | B．took | C．to take | D．taking |
Even Tony’s granddaughter，a five-year-old girl，asked him__________ smoking．
| A．give up | B．gave up | C．to give up | D．giving up |
The official said they__________ a new law to protect the tourists the next year．
| A．makes | B．would make | C．made | D．have made |
The schoolboy _________to the blind man on his Way home yesterday afternoon．
| A．apologizes | B．apologized | C．will apologize | D．has apologized |
Look，so many passengers__________ with their smart phones on the underground．
| A．played | B．will play | C．are playing | D．have played |