The letters for the boss ______ on his desk but he didn’t read them until three days later.
| A．was put | B．put | C．has put | D．were put |
Though he is 10 years old, he doesnt know that 2 ______ by 4 makes 8.
| A．multiplying | B．is multiplying |
| C．multiplied | D．is multiplied |
The taxi ____ only hold six passengers. It is full. You____ take the next one.
| A．may...may | B．can...may |
| C．may...can | D．must...can |
I don’t doubt ______ for the journey by doing jobs on the ship.
| A．that he can pay | B．whether he can pay |
| C．that can he pay | D．whether can he pay |
Seeing the happy ______ of the mother and her baby playing on the grassland, I immediately took a picture of them.
| A．view | B．scene | C．look | D．sight |
The final decision is ____ Bob will carry out this difficult task.
| A．that | B．which | C．who | D．whether |