Useful 和Usable分别是（ ）意思？
Useful 和Usable分别是（ ）意思？
Useful和Usable分别是（）意思？
Useful和Usable分别是（）意思？
4. The swimming pool is available only in summer. A: achievable B: attainable C: usable D: handy
4. The swimming pool is available only in summer. A: achievable B: attainable C: usable D: handy
33. It is vital that food and shelter are made ______ for people in the flood-stricken area. A: free B: useful C: available D: usable
33. It is vital that food and shelter are made ______ for people in the flood-stricken area. A: free B: useful C: available D: usable
词汇与结构 If the ailerons or spoilers are _________, force applied to the Captain’s and the First Officer’s control wheels will identify which system, ailerons or spoilers, is usable.
词汇与结构 If the ailerons or spoilers are _________, force applied to the Captain’s and the First Officer’s control wheels will identify which system, ailerons or spoilers, is usable.
Listen to the words and find out the correct meanings in English. 1. A: A measure of weight that is equal to a thousandth of a kilogram. B: Something to be discarded after use. C: Reprocess used items to make them usable again. D: Something useless.
Listen to the words and find out the correct meanings in English. 1. A: A measure of weight that is equal to a thousandth of a kilogram. B: Something to be discarded after use. C: Reprocess used items to make them usable again. D: Something useless.
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