Question

Sun Tao has had a _______  English course, but he still doesn't know

A．six-month; how to spell this word

B．six months; how spell the word

C．six-months; how he should spell this word

D．six-month; how should he spell the word

Answer 1

A

six—month“六個月”，是由“數詞+名詞”構成的復合詞，其中的名詞不可用復數形式；后一空為“疑問詞+動詞不定式”作賓語。