_________ time and labor, cartoonists generally draw the hands of their characters with only 3 fingers and a thumb.
| A．To save | B．Saved | C．Saving | D．Having saved |
My father insisted that every minute ________ made full use of ________ the work well.
| A．be；to do | B．has been；doing |
| C．be；doing | D．has been；to do |
Can you imagine that a smart man like him ________ make such a stupid mistake?
| A．might | B．should | C．would | D．need |
—Did you pass the driving test?
—No.I ________ it，but I had little time practising.
| A．could have passed | B．must have passed |
| C．can't have passed | D．shouldn't have passed |
—Shall I help clean the kitchen, Mum?
—Thank you.But you ________ it because I can do it myself.
| A．mustn't have done | B．wouldn't have done |
| C．mightn't have done | D．haven't got to do |
—Do you like ________ here?
—Oh，yes.The air，the weather，the way of life.Everything is so nice.
| A．this | B．these | C．that | D．it |