There are a few times the explanation doesn’t match the examples in the English Grammar Profile, making it a bit confusing whether or not to trust the particular point or to use intuition interpreting it. Here there is no example of continuous…
63 FUTURE present
continuousfor future use C1 ‘BY THE TIME’
Can use the present simple with ‘by the time’ to refer to the future.By the time he gets home, he will just want to go straight to bed.
By the time you arrive the information office at the airport will be closed, as at 11.00 o’clock a full day strike will start.
If we search for any word found 5 spaces to the right of this expression “By the time”, on the NOW corpus, we discover that half the words are past forms, which suggests this expression is possibly more common with past tenses or perfect.
1 GOT 9403
2 ARRIVED 6869
3 REACHED 5165
4 CAME 5026
5 FINISHED 3313
6 LEFT 3038
7 REACH 2808
By the time they reach the age of 14, one in four black children will see their dad go off to prison.
8 DONE 2656
9 COMES 2452
10 HIT 1878
11 GETS 1729
12 RETURNED 1651
13 REACHES 1574
14 ENDED 1508
15 ROLLS 1382
16 ROLLED 1334
17 READY 1212
18 FINALLY 1202
19 FINISH 1147
20 COMPLETED 1090
21 TURNED 1001
22 ENDS 927
23 PUBLICATION 913
24 ARRIVES 848
25 ARRIVE 799
26 STARTS 749
27 ENTERED 608
28 RETIRED 587
29 RETIRE 555
30 REALISED 535
31 HITS 516
32 GRADUATED 507
33 LEAVES 475
34 BEGINS 448
35 GRADUATE 423
36 LANDED 422
37 REALIZED 401
38 ROLL 395
39 FIREFIGHTERS 385
40 GRADE 359
41 FINISHES 357
42 DIAGNOSED 351
43 WALKED 331
44 SETTLED 322
45 OPENS 300
46 CREDITS 290
47 WOKE 285
48 STEPPED 277
49 TEENAGER 256
50 PARAMEDICS 234