My sister is only two years old, and I have to _____ her on Sunday.
| A．look for | B．look after |
| C．look like | D．look at |
The boy is ____ of the two .
| A．thinner | B．the thinner |
| C．more thin | D．thinnest |
_____ she is only 4 years old, ______ she can plays the piano.
| A．Although, but | B．Although, / |
| C．But , / | D．and , / |
---- ______do you have sports meetings in your school ----Once a year.
| A．How often | B．How many | C．How soon | D．How much |
I don’t think it is _____ good idea to go to school without ______ breakfast.
| A．a; the | B．a; / | C．/; / | D．the; a |
_______ can I keep the books？--- Two weeks.
| A．How long | B．How often | C．How far | D．How soon |