26. As Hubble is above the Earth’s atmosphere, which disturbs starlight, Hubble’s images are much sharper than ________ of other Earth-based telescope.
| A．one | B．ones | C．that | D．Those |
Help me with this suitcase , ____ you ?
| A．don''t | B．will | C．do | D．shall |
Why ____ you keep on troubling me with such questions while I''m busy ?
| A．could | B．can | C．must | D．will |
____ tennis every day ?
| A．Did you used to playing | B．Did you use to play |
| C．Use you to play | D．Used you play |
I saw him leave the office an hour ago . He ____ at this time .
| A．mustn''t be working | B．can''t be working |
| C．can''t work | D．may not being working |
You don''t look well . You ____ have a fever .
| A．might | B．can | C．shall | D．should |