There was something wrong with the network， or the e-mail____ earlier.
| A．could have been sent | B．might be sent |
| C．need have been sent | D．must be sent |
The question came up at the meeting _______ we had enough money for our research.
| A．whether | B．that | C．if | D．what |
－Where is the shooting center?
－It is about 50 kilometres ________ the city of Beijing.
A. in south of B. the south of D. southern of D. south of
Word has come____ some American guests will come for a visit to our school next week.
| A．what | B．that | C．whether | D．which |
－My teacher punished me this morning.
－Why? You’ve done nothing wrong, _______ I can see.
| A．as long as | B．as well as | C．as far as | D．as soon as |
Mother__ the baby gently on the bed and then bent down to pick up the toy___on the ground.
| A．laid; lying | B．laid; lie | C．lay; lying | D．had laid; lay |