—How long do you think it is ________ he arrived here?
—No more than half a year, I believe.
| A．when | B．that | C．before | D．since |
__________ difficult the task may be, we will try our best to complete it in time.
| A．Whatever | B．No wonder | C．Though | D．However |
I feel it is your husband who __________ for the spoiled child.
| A．is to blame | B．is going to blame |
| C．is to be blamed | D．should blame |
For passengers traveling into the city, taxis and car services charge ________ 50 dollars.
| A．immediately | B．approximately | C．relatively | D．decreasingly |
It every day so far this month. I can't tell you if it tomorrow.
| A．rained; rains | B．is raining; shall rain |
| C．has been raining; rains | D．has rained; will rain |
All the drivers dislike driving on the narrow roads ________________?
| A．don’t they | B．don’t each of them | C．do I | D．don’t you |