Everyone here will thank the firefighter for the things they have done to prevent fires______ the environment safer.
| A．make | B．to making | C．to make | D．from making |
The changes in our chemistry lab will cost quite a lot,____they will save us money in
The long run.
| A．or | B．since | C．for | D．but |
.—____can I deal with such a situation?—Take____measure you think best.
| A．How;whichever | B．What;whatever |
| C．How;whatever | D．What;whichever |
These two countries are similar____they both have a high snowfall during winter.
| A．to that | B．besides that | C．in that | D．except that |
.____are the days when teachers were looked down upon.
| A．Gone | B．Go | C．Togo | D．Going |
Look!____.
| A．Here your teacher comes | B．Comes here your teacher |
| C．Your teacher come here | D．Here comes your teacher |