1) who (ND-not omitted)
2) who(m) / that (D-omitted)
3),who..., (ND-not omitted)
4) which / that(D-omitted)
5) ,which..,(ND-not omitted)
6)which/that(D-omitted)
7),who...,(ND-not omitted)
8),whose...,(ND-not omitted)
9)where(D-omitted)
10)which/that(S-not omitted)
11)when (D-omitted)
12)whose(D-omitted)
13)where(D-omitted)
<span><span><span><span>
14),whose...,(ND-not omitted)</span></span></span></span>
<span>15)which/that(D-omitted)</span>
1.air
2.a,an,the,the
3.the,the,the
4.should
5.haven't to
Does he serve only organic food? Does he try to find time to see his friends? Does the sun rise in the west?