sur les quatre heures, aboutfour o'clock

3. Achtermannshôhe, a very elevated point only a few miles from the Brocken.

Page 111. — 1. en fit de même, did the same.

Page 112. — 1. soient arrêtés ; the subjunctive is required after the conjunctive phrase j'usçu' à ce que when the latter does not refer to an accomplished fact.

Page 113. — 1. aurait dû leur faire, oughtto hâve made them.

2. s'être occupé le premier de, to hâve been the first to busy himself with.

3. Rœmer (1644- 1 710), born at Aarhuus; appointed prof essor of mathematics and astronomy at the University of Copenhagen in 1681.

4. Fontenelle (1 657—1 757), French littérateur, born at Rouen.

5. Cassini (Giovanni Domenico, 1625-1712), an important astronomer, the first of several of the name, born at Nice, and lived later in Paris.

Page 114. — 1. Jupiter, the largest and most brilliant of the planets, the fifth in order of distance from the sun.