Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
We are having trouble with staff changing shifts . Does anybody come ______ with any better ideas?
A.up
B.along
C.into
D.for

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
They cancelled the match _______ .
 
A.because of the heavy rain
B.because of it rained heavily
C.because the heavy rain
D.due to it rained heavily

 
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
_______, Peter came to see me.
 
A.When lam having dinner
B.While having dinner
C.While I was having dinner
D.When having dinner

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
1. When it’s come to examinations, if you don’t work hard, you will not keep up _____ your friends.
A.for
B.on
C.of
D.with

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Anna needed some money, ________, she took a part-time job.
 
A.furthermore
B.however
C.therefore
D.moreover

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
I am afraid that the company is in deep trouble; ________, we are going to make some people redundant.
 
A.However
B.So
C.Therefore
D.Although

Choose the word whose underlined part differs from the other three in pronunciation
A.zebra
B.project
C.programme
D.prince

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in the following question.
A.push
B.brush
C.crush
D.lunch

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
You need proper shoes to go hiking in the mountains, _______ the ground is rough and hard.
 
A.because of
B.because
C.though
D.due to

Một con lắc lò xo gồm vật nhỏ và lò xo nhẹ có độ cứng k, dao động điều hòa dọc theo trục Ox quanh vị trí cân bằng O. Biểu thức lực kéo về tác dụng lên vật theo li độ x là
A.F = - kx.
B.F = kx.
C.$F=\dfrac{1}{2}k{{x}^{2}}.$ 
D.$F=-\dfrac{1}{2}kx.$