Translate into English生活水准

Translate into English基础科学

Translate into English死记硬背

Translate into English分子生物学

Thisistheboywithout________helpIcouldn’thavepassedthatdifficultexam.

A. who
B. whom
C. whose
D. that

Thisisthefactory________wevisitedtheotherday.

A. where
B. inwhich
C. there
D. /

Therearemanythingsindifferentareas________wecandotoreducethepossibledangersofAIDS.

A. where
B. there
C. what
D. that

Theengineer________myfatherworksisabout60yearsold.

A. towhom
B. onwhom
C. withwhich
D. withwhom幻灯片32

Hehastwosons,________workaschemists.

A. twoofwhom
B. bothofwhom
C. bothofwhich
D. allofwhom

Heisamanofgreatexperience,________muchcanbelearned.

A. who
B. that
C. fromwhich
D. fromwhom