At this time yesterday, I ________ a science exam here.
| A． |
take |
B． |
was taking |
C． |
am taking |
D． |
will take |
I will give a T﹣shirt my brother as a birthday present．（ ）
A．byB．toC．from
﹣Karl Marx is a great thinker． Do you know ？
﹣In 1818．（ ）
A．where he was from
B．when he was born
C．how he learned foreign languages
Yuan Longping is a Chinese rice scientist is leading a search to develop "sea rice"．（ ）
A．whoB．whichC．whom
Grandma wants to watch the program legal Report． Please the TV．（ ）
A．turn offB．turn onC．turn down
Paper﹣making by the Chinese in the Western Han dynasty（朝代）．（ ）
A．is inventedB．invented
C．was invented