Vì sao câu 10 không phải là a, câu 18 không phải là the

Giải thích giùm mình vì sao câu 10 không phải là a , câu 18 không phải là the
----- Nội dung dịch tự động từ ảnh -----
It was not until e tteAt foAk
He didn's k o so s
ws not snnil Be le take
3. They didn't begin to Jear
5. The football match didn't start until the lights wre tone
Itwas nor until
rn Eneith ww 198s
4. The boy didn't do his homeweork until his father came hot
It was not until
loeg
aller eome laeahe bogd Dn
love pps
5. The football match didn't start until the lights were on
thebog
It
was not until le
ligles V
reo
theat e footd
hadd Stant
Exercise 4. Put a(n) or the in the numbered blanks.
1. This morning I bought (0).
newspaper and (1)
a
magazine. (2) tle
where I put (3) e
newspaper is in my bag, but I don't know
magazine.
2. I saw (4)
car crashed
an accident this morning. (5)
into (6)+ea tree. (7) Đe
hurt, but (9
car wasn't
driver of (8) e
car was badly damaged.
dan
3. There are two cars parked outside: (10)
. Ytle blueone and (1)
3.
grey one. (12) te
blue one belongs to my
neighbours; I don't know who (13)the
owner of the grey car is.
small
an old house in (15) a
a beautiful garden behind (17)the
arden like that.
4. My friends live in (14)
village. There is (16)
house. I would like to have (18)