The Mekong River Commission has found no evidence ______ the dams on the upper reaches have an influence on the water flow downstream．
| A．which | B．that | C．where | D．what |
You should make a careful plan ___ the experiment.
| A．before to do | B．before doing | C．after to do | D．after doing |
Here’s my card, let’s keep in ___.
| A．touch | B．relation | C．connection | D．friendship |
I don’t know the restaurant, but it’s __ to be quite a good one.
| A．said | B．told | C．spoken | D．talked |
--Don’t you like the material? –Yes, it ___very soft.
| A．is feeling | B．felt | C．feels | D．is felt |
“I was in centre school” “_____”
| A．So were we | B．So we were | C．We were so | D．So did we |