— Lovely weather, isn’t it?
— Yes, a bit hot, ______.
| A.although | B.but | C.though | D.yet |
Two years ago, the 9-year-old girl set up ___ organization named Angel to help ____ homeless.

| A.the; | B.; the | C.an; a | D.an; the |
For miles around me there was nothing but a desert, without a single plant or tree ______.
| A.on earth | B.in sight | C.at a distance | D.in place |
More and more people choose to shop in a supermarket as it offers a great ____ of goods.
| A.expression | B.mixture | C.variety | D.combination |
So difficult ______ it to live in an English-speaking country that I determined to learn English.
| A.did I feel | B.I have felt | C.have I felt | D.I did feel |
For a moment nothing happened. Then ______all shouting together.
| A.voices had came | B.did voices come |
| C.came voices | D.voices would come |