.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

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－ What about having a cup of tea some day？
－ __________.

A．Go ahead, please

B．Help yourself

C．Good idea

D．Me too

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I had ________ supper at my friend’s last Sunday and ________ food was so delicious.
A. a ; the B.不填；不填 C不填.; the D. the; 不填

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With time changing so fast, to keep _____ with time, anyone should be a lifelong learner, or he will fall behind within years.

A．pace

B．stage

C．fare

D．Attitude

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A．block

B．source

C．schedule

D．attitude

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Whoever is_________ to the demanding job will be offered the well-paid one.

A．frequent

B．equal

C．native

D．familiar

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