—Using public chopsticks ______ necessary when eating with others.
—That’s right.
| A． |
is |
B． |
are |
C． |
was |
D． |
were |
Yuan Longping is ___________ great scientist.He has helped to feed the world.
| A． |
/ |
B． |
a |
C． |
an |
单词辨音。找出画线部分与其他单词发音不同的选项。
| A． |
sk y |
B． |
cit y |
C． |
tid y |
单词辨音。找出画线部分与其他单词发音不同的选项。
| A． |
p ear |
B． |
w ear |
C． |
cl ear |
单词辨音。找出画线部分与其他单词发音不同的选项。
| A． |
h ouse |
B． |
s oup |
C． |
sh out |
单词辨音。找出画线部分与其他单词发音不同的选项。
| A． |
f ever |
B． |
ch ess |
C． |
sp end |