题目内容

(期末高频题)－It’s not easy ________ to play table tennis．

[　　]

A．

learn

B．

learns

C．

learning

D．

to learn

答案：D

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(期末高频题)改错题

The sea looks very beautiful when sun is	1．________
shining on it．It can be very terribly when there	2．________
is a big wind．The sea is very big．It	3．________
cover three quarters of the earth．The sea is also	4．________
very deep in some place．The sea can be	5．________
very cold．When people goes down, the sea	6．________
becomes colder or colder．Only some men	7．________
can go to down into the deep sea．But in 1970,	8．________
five woman scientists lived in the deep sea	9．________
for fourteen days．	10．________