4. Modal Present or Future
a. Should
b. Could
c. Can
d. May, Might
e. Shall
f. Will
g. Would
Baca Juga: Penyebutan Tanggal dan Tahun (Date and Year) dalam Bahasa Inggris
5. Modal Past
a. Should have, Ought to have
b. Could have
c. Could
d. Might have
e. Must have, Can’t have
f. Would not
g. Would have
"Pada umumnya helping verb digunakan bersama dengan main verb atau kata kerja utama."