Jack was very tired _______ he played tennis all afternoon .
A.if |
B.as soon as |
C.because |
D.before |
_______ he was sleeping , they stole his clothes.
A.While |
B.When |
C.As |
D.Which |
He was walking along the sands _______ he saw a big foot-print in the sand .
A. while B. when D. as D. after
You’d better come back earlier _______ it is getting colder.
A.as |
B.and |
C.but |
D.or |
He always talks _______ he had been to outer space.
A.like |
B.as if /though |
C.because of |
D.as |
Persist to the end , _______ you are the only one left.
A.even if /though |
B.but |
C.however |
D.in spite of |