問題文全文(内容文)：
万能な関係代名詞thatだけど、「使ってはいけない場面」があります！
とても重要なのでしっかり覚えておこう！

問題文全文(内容文)：
名前がとにかくいかつい！ her mother grabbed her by the arm[東大2018]のような構文について学習しましょう。

問題文全文(内容文)：
次の英文1~10の空所に入れるのに最も適切な語句を(a)~(b)から1つ選び、その記号をマークしなさい。

1.( ) by a billion people, English is definitely a global language.
(a) Having been speaking
(b) Having spoken
(c) Speaking
(d) Spoken

2. Ramadan is the ninth month of the Islamic lunar calendar, and Muslims ()it
as the month in which the Qur'an was revealed to the prophet Muhammad.
(a) celebrate
(b) cement
(c) contract
(d) cooperate

3. My brother is ( ) the two people we can see in front of the store.
(a) tall in
(b) tallest between
(c) the taller of
(d) the tallest from

4 .You look very tired today. You ( ) up until late last night.
(a) couldn't have stayed
(b) might have to stay
(c) shouldn't have stayed
(d) would like to stay

5. It would be () to follow the advice of your teacher on choosing a topic for your final report.
(a) glad
(b) mean
(c) sensible
(d) urgent

6. Scientists say we now have the most precise information ( ) on the deepest points in each of Earth's five oceans.
(a) still
(b) until
(c) while
(d) yet

問題文全文(内容文)：
ifをwhenで書き換えられるときと、書き換えられないときの違いって何だろう！？
基礎から分かりやすく解説します！！

問題文全文(内容文)：
英語学習をする際に、英文法の勉強が重要であるか説明します。

学習者の目標別に例を用いて紹介します。