4  Spaces between things (4)

 7  Meat from a pig's leg (3)

 9  It covers [1 Across] (3)

10 Mother (2)

12 (men & women) go on ~ (= go out together) (5)

14 A short form of LOL (2)

15 A short form of "Employee Related Expense" (3)

17 We use it for cooking: frying ~ (3)

18 We use it to play baseball: the ~ hits the ball (3)

19 Short form of trinitrotoluene (used to make bombs) (3)

21 Help for people who are hurt is "first ~" (3)

22 American money (7)

23 Five and five (3)

24 Uses water to clean a dirty floor (3)

26 Like a table to sleep on (3)

27 And other things (3)

29 To say "yes" with your head. Sleepy people do this, too. (3)

31 Used to cut trees (another spelling of "axe") (2)

32 This person makes walls. Also a family name: Mr. ~ (5)

34 "Hello" = "How do you ~?" (2)

35 ~s like to catch mice (3)

36 Short form of "Benjamin" (3)

38 Don't open that ~! (4)

39 Make an animal stop being afraid of you (4)

 1  Where you live (4)

 2  Now I understand! (2)

 3  Father (3)

 4  We need this for cars & scooters (3)

 5  Our class will be over ~ 3:00 (2)

 6  This food has no flavor. Please add some ~. (4)

 8  Where is your school? Show me on this ~. (3)

 9  Eggs come from ~s (mother chickens) (3)

11 Beautiful things (made by Picasso, Beethoven etc.) (3)

13 Small, flat computers with no keyboards. (7)

14 A boy (old word) (3)

16 Finished (5)

18 A large, hairy American animal like a cow (5)

20 1000 kilos (3)

21 People have two ~s and two legs. (3)

23 Short form of "Texas" (3)

25 Short form of "Print on Demand" (making books only when you need them) (3)

26 A small group of people who make music together (4)

27 People need to ~, drink and sleep every day. (3)

28 An ear of corn: "I like to eat corn on the ~." (3)

30 A roof that looks like a ball (4)

32 Make something seem ugly (3)

33 Short form of "Internet" (3)

35 ~ in the UK = .COM in the US (2)

37 Short form of "North America" (2)