4. complete the text with the correct forms of the verbs in brackets the moon 1) … (be) a natural satellite that 2) … (travel) around the earth. as the moon 3) … (move), it 4) … (seem, change) shape. but it 5) … (not change) shape. it 6) … (have) no light of its own. when we 7) … (see) the moon, we 8) … (see) sunlight 9) … (reflect) off it. we 10) … (can, see) the moon only if the 11) … (light) part 12) … (turn) towards earth. during the full moon, the 13) … (light) part of the moon 14) … (turn) towards earth. there 15) … (be) no air on the moon. and it 16) … (be) very hot in the daytime on it. it 17) … (appear, have) no life. many people 18) … (want, learn) more about the moon. long ago, people 19) … (use) only their eyes 20) … (look) at the moon. they 21) … (not can, see) the moon’s land clearly. later a telescope 22) … (invent). since then, people 23) … (use) telescopes 24) … (study) the moon.