It is pretty well understood __________controls the flow of carbon dioxide in and out the atmosphere today.
| A．that | B．when | C．what | D．how |
Attention, coffee lovers! We have for you, the best coffee machine _____ invented.
| A．ever | B．already | C．even | D．nowadays |
Much to my surprise, the eight-year-old boy______fixed my computer within ten minutes．
| A．skillfully | B．immediately | C．normally | D．nervously |
Well, that’s just the deal. ______ price will be out of my reach.
| A．The higher | B．A higher | C．The highest | D．A highest |
My daughter cares more for new clothes than anything else in the world, so she is very _______ about what she wears.
| A．special | B．strict | C．especial | D．particular |
——You don’t go to that supermarket quite often, do you?
—— No, I only go there ______ because it’s too far away from my house.
| A．eventually | B．constantly | C．occasionally | D．frequently |