单项选择题

To ensure that the work is completed（）the deadline, I recommend hiring a part-time assistant for Ms. Marshall.

A．by
B．of
C．in
D．over

你可能感兴趣的试题

多项选择题

真皮纤维分为哪几种（）

A．胶原纤维
B．网状纤维
C．弹力纤维
D．微原纤维
E．肌纤维

单项选择题

Life in the City，Quentin Nagano’s first album in five years，（）in stores and online on August 15th.

A．to release
B．has released
C．is a release
D．will be released