THE UNDERGROUND IS QUICK . IT IS ALSO CHEAP. (NOT ONLY ... BUT ALS...

20. - BAI TAP TRAC NGHIEM TU LUAN VOI BOTH AND NOT ONLY BUT ALSO EITHER OR NEITHER NOR A3957 20. - BAI TAP TRAC NGHIEM TU LUAN VOI BOTH AND NOT ONLY BUT ALSO EITHER OR NEITHER NOR A3957
BAI TAP TRAC NGHIEM TU LUAN VOI BOTH AND NOT ONLY BUT ALSO EITHER OR NEITHER NOR A3957

20. The underground is quick . It is also cheap. (not only ... but also)

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