It has 2 walls: the inner and the outer. ______ these walls, there is a vacuum to keep the liquid at a constant temperature.
举一反三
- The Temple of Heaven has two series of walls, _____________. A: the outer is round and the inner is curved B: the outer is curved and the inner is round C: the north is square and the south is curved D: the north is curved and the south is square
- The room has pink walls and a green carpet, which looks all wrong.
- There are two walls in eduation. One is visible walls of the builiding seperating the school from real lives; the other is invisible walls between disciplines.
- Which of the following sentence is right in G major ? A: An open inner string counts as 2, the outer string counts as 5 B: An open inner string counts as 5, the outer string counts as 2 C: An open inner string counts as 2, the outer string counts as 6 D: An open inner string counts as 6, the outer string counts as 3
- These walls ___ stone.