但在夜间用at night。
另:季节,月份和星期前不好加the.
名词复数构成的方法:
有规则的有:
(1)直接在名词后加s
例如:
orange—oranges;photo—photos;
(2)以x,s,sh,ch结尾的加es
例如:
box—boxes;glass—glasses;
waitress—waitresses;
watch—watches;peach--peaches
(3)以辅音字母加y结尾的改y为i加es
例如:
study—studies;library—libraries;hobby—hobbies;family—families;
(4)以f,fe结尾的改f,fe为v+es
例如:
knife—knives;thief—thieves(注:以o结尾的我们学过的只有mango加es,mango—mangoes其余加s,)
不规则的有:
man—men;woman—women;
people—people;child—children
动词第三人称单数的构成:
(1)直接在动词后加s
例如:
run—runs;dance—dances
(2)以s,sh,ch,o结尾的加es
例如:
do—does;go—goes;
wash—washes;catch—catches
(3)以辅音字母加y结尾的改y为i加es
例如:
study—studies;carry—carries;
现在分词的构成:
(1)直接在动词后加ing
例如:
sing—singing;ski—skiing;
(2)双写词尾加ing
例如:
swim—swimming;jog—jogging;
run—running;