A.on | B.in | C.to | D.at |
A.until |
B.when |
C.after |
D.as |
A.but | B.and | C.or | D.so |
A.a | B.the | C./ | D.an |
A.to obey | B.obey | C.obeyed | D.obeys |
A.south-east of | B.north-east of | C.east-south of | D.west-north of |
A.will have to | B.will must | C.must to | D.has to |
A.must | B.can | C.may | D.need |
A.stay, go out |
B.come, stay |
C.to stay, to go |
D.to stay, go out |