They met with a lot of difficulties in building the railway in Tibet, but they _____until it was completed.
| A．carried on | B．put on |
| C．carried out | D．put out |
The Olympic Games，in 776 B．C．，did not include women players until 1912．
A．first playing B．to be first played
C．first played D．to be first playing
If the weather had been better，we could have had a picnic．But it all day．
| A．rained | B．rains | C．has rained | D．is raining |
－Have you known Dr Jackson for a long time?
－Yes，since she the Chinese Society．
| A．has joined | B．joins | C．had joined | D．joined |
－Why not a word?
－I’m not feeling．
| A．say；well | B．to say；well |
| C．saying；good | D．say；good |
Everything was perfect for the picnic the weather．
| A．in place of | B．as well as |
| C．except for | D．in case of |