2．_____ seeing her mum，the little girl started to cry．（　　）

A．

On

B．

With

C．

For

D．

In

1．Although my English teacher is an elegant lady，she ______be extremely hard to work with．（　�。�

A．

can

B．

shall

C．

need

D．

must

20．His research can serve as ______ valuable reference for the UN to control the spread of EBOLA，______ deadly virus．（　　）

A．

a，the

B．

a，a

C．

the，a

D．

/，the

19．-I often mistake Jim for Bob．______ you tell them apart？
-No．They look so much alike．（　�。�

A．

Must

B．

Shall

C．

May

D．

Can

18．-Let's try to get two seats near the stage．
-Listen，we will be lucky enough ______ we can get any tickets．（　　）

A．

till

B．

if

C．

since

D．

though

17．-Why hasn't the cook arrived yet today？
-She just_______come for such a low salary．（　�。�

A．

can't

B．

won't

C．

shouldn't

D．

mustn't

16．When asked about the canned fresh air，Chen Guangbiao said it didn't matter _______it sold well or not，just for friendly environment．（　�。�

A．

how

B．

whether

C．

when

D．

if

15．Our modern life is changing our eating habits．We are spending too much time in front of TV or computers and（61）becoming（become）"couch potatoes"or"mouse potatoes"．We also eat too much junk food and we don't get enough exercise．The foods we find in the supermarket are sometimes no  （62）benifinical（benefit） to us，and it is difficult to know exactly（63）whatwe are eating when we buy ready-made or pre-prepared dishes．Considering this situation，it is becoming（64）more（much） important than ever （65）to make（make） sure that we keep a healthy diet．
    A healthy diet gives us the calories we need and don't contain too much fat．The number of calo-ries we need（66）changes（change） depending on what kind of body we have （are we short，tall，heavy etc．）
and how active we are．Quality food，or healthy food，gives us calories in the best way．Junk food，（67）onthe other hand，gives us few calories and lots of fat and sugar．If we eat too much fat and sugar，we will put on（68）weight（weigh） easily．in order to live（69）ahappy and long life，we should keep a（70）balanced（balance）diet．

14．一How long do you think it will be       we know the result of the job interview？
一About one month．（　　）

A．

when

B．

before

C．

after

D．

until

13．---Is there a flight to Paris this evening？
---There ________ be．I'll phone the airport and find it out．（　�。�

A．

must

B．

will

C．

might

D．

can