.Youmayfindthekeytothemathspro

.---You may find the key to the maths problem on page 107 .
---Ah, it’s so simple . I wonder why I of that .

A．hadn’t thought

B．haven’t thought

C．didn’t think

D．wasn’t thinking

登录免费查看答案和解析

相关试题

Gloria slowly ___________ her threatening attitude when she heard what I said.

A．relaxing

B．relaxed

C．relax

D．to relax

收藏答案/解析

A lot of environmentalists argue ___________ a strong control over the poultry(家禽)industry in order to prevent further Bird Flu cases.

A．down

B．against

C．that

D．for

收藏答案/解析

Hie risk of heart disease is a powerful argument ___________ smoking.

A．against

B．for

C．into

D．about

收藏答案/解析

It is a serious novel, not ___________.

A．entertained

B．an entertainment

C．entertaining

D．entertainment

收藏答案/解析

We go for a walk in the fields ___________, but not often.

A．occasionally

B．usually

C．formally

D．frequently

收藏答案/解析