An average of about 100 emails a week ________(be) received. Such ________(be) the case with Martin at present.
Many residents are opposed to ________ (build) the motorway. It is not a wise decision.
Was it because of the heavy snowstorm in Europe ________ the flight had to be put off?
The accident that resulted ________ the death of two passengers resulted ________ careless driving.
Patience，without ________ you can't do the work well，is a kind of quality.
________ these circumstances, you might agree with us that it is rather difficult for your products to set foot in this market.
