1.   In principle, the main text explains the thinking behind the aspects under discussion, and the activities provide investigative procedures which the learner can extend almost at will.

2.   Adolescence has been extended at both extremes, starting soon and ending late.

3.   Engquist was smoking, overtaking Bukovec and extending at the wire to win.

4.   He has two years left on his deal, but, under the new rules, he can extend it at the end of his second year.

5.   He speaks only about baseball, honoring the contract he vehemently wanted extended at one point, and winning titles with the Dodgers.

6.   He said the peace talks between the Serbians and the ethnic Albanians were extended at the request of the parties, not because of American irresolution.

7.   Invitations are extended at the suggestion of doctors, hospitals and support groups.

8.   It was thick and ungainly with stubby limbs extending at odd angles and was painted a kind of mustard yellow.

9.   Library hours have been extended at night, and social activities are in the works.

10.   That welcome is extended at Nuts About You, an anachronistic card and candy shop that offers a wide selection of teas and coffee drinks.