3 The children volunteer to clean up the local park........ there are lot of used cán and trash there
A but B because C and D so
4 The children ate too much sweet....... they get toothache easily
A so B and C but D because
5 I've never..... very well with my brother. We've got completely different personalities
A got off B got on C got away D got up
6 ...... lion dacing is very popular in Viet Nam, my friend Andy dóe not enjoy it
A But B although C if D however
7 I think we should...... up our neighborhood
A to clean B clean C cleaning D cleaned
8 Our teacher suggests..... a meeting to discuss about the solution to kepp our environment clean
A to hold B hold C holding D held
9 The" Green Sunday" was short: ...... the students enjoyed it very much
A but B because C however D although
10 Hoa missed the but thí morning,..... she went to schooll late
A but B so C however D and
11 Can you turn....... The lighst? It's too dark
A on B off C in D for
12 What are you looking......? My picture book. I've lost it
A on B off C for D after
13 There are.... saving methods and inventions to use solar energy.
A energetic B energize C energy D power
14 A new-conditionner will be....... this morning
A to install B install C installing D to install
15 scientists are looking for an.... way to eduse energy consumption
A effect B affection C effective D effection
16 We can.... easily in the daylight
A to reat B reading C read D readable
17 she won't take all these suitcases..... she likes to travel lightly
A so B but C becase D and
18