The connecting rod, in essence, is a bar with a bearing at each end, whose purpose is to transmit the piston thrust to the crankshaft.

A. 对
B. 错

Rod ratio is rod length to stroke.

A. 对
B. 错

Rods can fail for any number of reasons. Installation error is a common one.

A. 对
B. 错

Please match the terms in English with their corresponding Chinese meanings.

---Excuse me,is the museum far from here? ----No,it’s about ________ .

A.5 minutes walk
B. 5 minute walk
C. 5 minutes’ walk
D. 5 minute’s walk

—What brought joy to Linda just now? —________. ?

A. Received a gift
B. She received a gift
C. Receiving a gift
D. Because she received a gift

. —____________ can you finish this English exam? —In about one and a half hours.

A. How far
B. How often
C. How soon
D. How long

—How wonderfully you are playing the piano! ______ do you practice it a week?—Twice. Practice makes perfect.

A. How often
B. How many times
C. How soon
D.How long

I can ______ you my dictionary, but you can _______ it for only a week.

A. borrow; borrow
B. lend; borrow
C. borrow; keep
D. lend; keep