The teacher said that the earth（ ）around the sun yesterday.
举一反三
- 中国大学MOOC:"The physics teacher said that the earth around the sun.";
- The truth the earth turns around the sun is known to all.
- The teacher said that the earth _______round the sun.
- The physics teacher said that the earth_________ around the sun.
- The teacher said that the earth ___ round. A: are B: was C: am D: is